"FO" meaning in All languages combined

See FO on Wiktionary

Adjective [English]

Forms: F.O. [alternative], F. O. [alternative]
Etymology: Abbreviation Head templates: {{en-adj|-}} FO (not comparable)
  1. (civil engineering) Initialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements) Tags: abbreviation, alt-of, initialism, not-comparable Alternative form of: functionally obsolete (extra: no longer compliant with current standards or capable of handling current requirements)
    Sense id: en-FO-en-adj-gLQf9v-f Topics: civil-engineering, engineering, natural-sciences, physical-sciences

Interjection [English]

Forms: F.O. [alternative], F. O. [alternative]
Etymology: Abbreviation
  1. (Internet slang, text messaging, vulgar) Initialism of fuck off. Tags: Internet, abbreviation, alt-of, initialism, vulgar Alternative form of: fuck off
    Sense id: en-FO-en-intj-VuQdfGFg

Noun [English]

Forms: FOs [plural], F.O. [alternative], F. O. [alternative]
Etymology: Abbreviation Head templates: {{en-noun}} FO (plural FOs)
  1. (aviation) Initialism of first officer. Tags: abbreviation, alt-of, initialism Alternative form of: first officer
    Sense id: en-FO-en-noun-32lRt0fx Categories (other): Aviation Topics: aeronautics, aerospace, aviation, business, engineering, natural-sciences, physical-sciences
  2. Initialism of field officer. Tags: abbreviation, alt-of, initialism Alternative form of: field officer
    Sense id: en-FO-en-noun-1XbMaBbW Categories (other): English entries with incorrect language header Disambiguation of English entries with incorrect language header: 8 3 8 29 34 1 17
  3. (logic, computer science) Initialism of first-order logic. Tags: abbreviation, alt-of, initialism Alternative form of: first-order logic
    Sense id: en-FO-en-noun-8ajAKC1v Categories (other): Computer science, Logic, English entries with incorrect language header Disambiguation of English entries with incorrect language header: 8 3 8 29 34 1 17 Topics: computer, computing, engineering, human-sciences, logic, mathematics, natural-sciences, philosophy, physical-sciences, science, sciences
  4. Initialism of fuel oil. Wikidata QID: Q214199 Tags: abbreviation, alt-of, initialism Alternative form of: fuel oil
    Sense id: en-FO-en-noun-en:Q214199

Symbol [Translingual]

Head templates: {{mul-symbol/script|Latn}} Latn, {{head|mul|symbol|||or||or||or||cat2=|f1lang=en|f1nolink=|f2lang=en|f2nolink=|f3lang=en|f3nolink=|f4lang=en|f4nolink=|head=|head2=|head3=|head4=|image=|nolinkhead=|sc=Latn|sort=}} FO, {{mul-symbol}} FO
  1. (international standards) ISO 3166-1 alpha-2 country code for the Faroe Islands. Synonyms: FRO
    Sense id: en-FO-mul-symbol-xqaKGRBC Categories (other): English links with ignored alt parameters, ISO 3166-1 alpha-2, Pages with 2 entries, Pages with entries, Translingual entries with incorrect language header, Translingual terms with redundant script codes, Faroe Islands, English entries with incorrect language header, Pages with 2 entries, Pages with entries Disambiguation of English entries with incorrect language header: 8 3 8 29 34 1 17 Disambiguation of Pages with 2 entries: 4 4 4 19 20 1 49 Disambiguation of Pages with entries: 5 2 4 25 26 1 37

Inflected forms

Alternative forms

{
  "head_templates": [
    {
      "args": {
        "1": "Latn"
      },
      "expansion": "Latn",
      "name": "mul-symbol/script"
    },
    {
      "args": {
        "1": "mul",
        "10": "",
        "2": "symbol",
        "3": "",
        "4": "",
        "5": "or",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "",
        "head2": "",
        "head3": "",
        "head4": "",
        "image": "",
        "nolinkhead": "",
        "sc": "Latn",
        "sort": ""
      },
      "expansion": "FO",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "FO",
      "name": "mul-symbol"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English links with ignored alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "ISO 3166-1 alpha-2",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Translingual terms with redundant script codes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "mul",
          "name": "Faroe Islands",
          "orig": "mul:Faroe Islands",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "8 3 8 29 34 1 17",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 4 4 19 20 1 49",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "5 2 4 25 26 1 37",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "ISO 3166-1 alpha-2 country code for the Faroe Islands."
      ],
      "id": "en-FO-mul-symbol-xqaKGRBC",
      "links": [
        [
          "ISO 3166-1",
          "w:ISO 3166-1"
        ],
        [
          "alpha-2",
          "w:ISO 3166-1 alpha-2"
        ],
        [
          "country code",
          "country code#English"
        ],
        [
          "Faroe Islands",
          "Faroe Islands#English"
        ]
      ],
      "qualifier": "international standards",
      "raw_glosses": [
        "(international standards) ISO 3166-1 alpha-2 country code for the Faroe Islands."
      ],
      "synonyms": [
        {
          "word": "FRO"
        }
      ]
    }
  ],
  "word": "FO"
}

{
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "FOs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "FO (plural FOs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "first officer"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of first officer."
      ],
      "id": "en-FO-en-noun-32lRt0fx",
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "first officer",
          "first officer#English"
        ]
      ],
      "raw_glosses": [
        "(aviation) Initialism of first officer."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "field officer"
        }
      ],
      "categories": [
        {
          "_dis": "8 3 8 29 34 1 17",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of field officer."
      ],
      "id": "en-FO-en-noun-1XbMaBbW",
      "links": [
        [
          "field officer",
          "field officer#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "alt_of": [
        {
          "word": "first-order logic"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "langcode": "en",
          "name": "Computer science",
          "orig": "en:Computer science",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Logic",
          "orig": "en:Logic",
          "parents": [],
          "source": "w"
        },
        {
          "_dis": "8 3 8 29 34 1 17",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Initialism of first-order logic."
      ],
      "id": "en-FO-en-noun-8ajAKC1v",
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "computer science",
          "computer science"
        ],
        [
          "first-order logic",
          "first-order logic#English"
        ]
      ],
      "raw_glosses": [
        "(logic, computer science) Initialism of first-order logic."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "computer",
        "computing",
        "engineering",
        "human-sciences",
        "logic",
        "mathematics",
        "natural-sciences",
        "philosophy",
        "physical-sciences",
        "science",
        "sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "fuel oil"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of fuel oil."
      ],
      "id": "en-FO-en-noun-en:Q214199",
      "links": [
        [
          "fuel oil",
          "fuel oil#English:_Q214199"
        ]
      ],
      "senseid": [
        "en:Q214199"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "wikidata": [
        "Q214199"
      ]
    }
  ],
  "word": "FO"
}

{
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "fuck off"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of fuck off."
      ],
      "id": "en-FO-en-intj-VuQdfGFg",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "text messaging",
          "text messaging"
        ],
        [
          "fuck off",
          "fuck off#English"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging, vulgar) Initialism of fuck off."
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of",
        "initialism",
        "vulgar"
      ]
    }
  ],
  "word": "FO"
}

{
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "FO (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "no longer compliant with current standards or capable of handling current requirements",
          "word": "functionally obsolete"
        }
      ],
      "categories": [],
      "glosses": [
        "Initialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements)"
      ],
      "id": "en-FO-en-adj-gLQf9v-f",
      "links": [
        [
          "functionally",
          "functionally#English"
        ],
        [
          "obsolete",
          "obsolete#English"
        ]
      ],
      "raw_glosses": [
        "(civil engineering) Initialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements)"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism",
        "not-comparable"
      ],
      "topics": [
        "civil-engineering",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "FO"
}
{
  "categories": [
    "English abbreviations",
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English nouns",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "FOs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "FO (plural FOs)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "first officer"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Aviation"
      ],
      "glosses": [
        "Initialism of first officer."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "first officer",
          "first officer#English"
        ]
      ],
      "raw_glosses": [
        "(aviation) Initialism of first officer."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "field officer"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of field officer."
      ],
      "links": [
        [
          "field officer",
          "field officer#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    },
    {
      "alt_of": [
        {
          "word": "first-order logic"
        }
      ],
      "categories": [
        "English initialisms",
        "en:Computer science",
        "en:Logic"
      ],
      "glosses": [
        "Initialism of first-order logic."
      ],
      "links": [
        [
          "logic",
          "logic"
        ],
        [
          "computer science",
          "computer science"
        ],
        [
          "first-order logic",
          "first-order logic#English"
        ]
      ],
      "raw_glosses": [
        "(logic, computer science) Initialism of first-order logic."
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "topics": [
        "computer",
        "computing",
        "engineering",
        "human-sciences",
        "logic",
        "mathematics",
        "natural-sciences",
        "philosophy",
        "physical-sciences",
        "science",
        "sciences"
      ]
    },
    {
      "alt_of": [
        {
          "word": "fuel oil"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of fuel oil."
      ],
      "links": [
        [
          "fuel oil",
          "fuel oil#English:_Q214199"
        ]
      ],
      "senseid": [
        "en:Q214199"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ],
      "wikidata": [
        "Q214199"
      ]
    }
  ],
  "word": "FO"
}

{
  "categories": [
    "English abbreviations",
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English nouns",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "fuck off"
        }
      ],
      "categories": [
        "English initialisms",
        "English internet slang",
        "English text messaging slang",
        "English vulgarities"
      ],
      "glosses": [
        "Initialism of fuck off."
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "text messaging",
          "text messaging"
        ],
        [
          "fuck off",
          "fuck off#English"
        ]
      ],
      "raw_glosses": [
        "(Internet slang, text messaging, vulgar) Initialism of fuck off."
      ],
      "tags": [
        "Internet",
        "abbreviation",
        "alt-of",
        "initialism",
        "vulgar"
      ]
    }
  ],
  "word": "FO"
}

{
  "categories": [
    "English abbreviations",
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English nouns",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "etymology_text": "Abbreviation",
  "forms": [
    {
      "form": "F.O.",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "F. O.",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "FO (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "no longer compliant with current standards or capable of handling current requirements",
          "word": "functionally obsolete"
        }
      ],
      "categories": [
        "English initialisms"
      ],
      "glosses": [
        "Initialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements)"
      ],
      "links": [
        [
          "functionally",
          "functionally#English"
        ],
        [
          "obsolete",
          "obsolete#English"
        ]
      ],
      "raw_glosses": [
        "(civil engineering) Initialism of functionally obsolete (no longer compliant with current standards or capable of handling current requirements)"
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism",
        "not-comparable"
      ],
      "topics": [
        "civil-engineering",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "FO"
}

{
  "categories": [
    "English abbreviations",
    "English adjectives",
    "English countable nouns",
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English nouns",
    "English uncomparable adjectives",
    "Pages with 2 entries",
    "Pages with entries"
  ],
  "head_templates": [
    {
      "args": {
        "1": "Latn"
      },
      "expansion": "Latn",
      "name": "mul-symbol/script"
    },
    {
      "args": {
        "1": "mul",
        "10": "",
        "2": "symbol",
        "3": "",
        "4": "",
        "5": "or",
        "6": "",
        "7": "or",
        "8": "",
        "9": "or",
        "cat2": "",
        "f1lang": "en",
        "f1nolink": "",
        "f2lang": "en",
        "f2nolink": "",
        "f3lang": "en",
        "f3nolink": "",
        "f4lang": "en",
        "f4nolink": "",
        "head": "",
        "head2": "",
        "head3": "",
        "head4": "",
        "image": "",
        "nolinkhead": "",
        "sc": "Latn",
        "sort": ""
      },
      "expansion": "FO",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "FO",
      "name": "mul-symbol"
    }
  ],
  "lang": "Translingual",
  "lang_code": "mul",
  "pos": "symbol",
  "senses": [
    {
      "categories": [
        "English links with ignored alt parameters",
        "ISO 3166-1 alpha-2",
        "Pages with 2 entries",
        "Pages with entries",
        "Translingual entries with incorrect language header",
        "Translingual lemmas",
        "Translingual symbols",
        "Translingual terms with redundant script codes",
        "mul:Faroe Islands"
      ],
      "glosses": [
        "ISO 3166-1 alpha-2 country code for the Faroe Islands."
      ],
      "links": [
        [
          "ISO 3166-1",
          "w:ISO 3166-1"
        ],
        [
          "alpha-2",
          "w:ISO 3166-1 alpha-2"
        ],
        [
          "country code",
          "country code#English"
        ],
        [
          "Faroe Islands",
          "Faroe Islands#English"
        ]
      ],
      "qualifier": "international standards",
      "raw_glosses": [
        "(international standards) ISO 3166-1 alpha-2 country code for the Faroe Islands."
      ],
      "synonyms": [
        {
          "word": "FRO"
        }
      ]
    }
  ],
  "word": "FO"
}

Download raw JSONL data for FO meaning in All languages combined (5.9kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2025-12-31 from the enwiktionary dump dated 2025-12-20 using wiktextract (e97c820 and 9905b1f). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.