"on a first-name basis" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "on a first-name basis (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Onomastics",
          "orig": "en:Onomastics",
          "parents": [
            "Linguistics",
            "Names",
            "Language",
            "Social sciences",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Communication",
            "Sciences",
            "Society",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "We are not yet on a first-name basis.",
          "type": "example"
        }
      ],
      "glosses": [
        "Having enough familiarity with another person to call them by their first name, as opposed to their surname."
      ],
      "id": "en-on_a_first-name_basis-en-adv-5qQi-qt3",
      "links": [
        [
          "familiarity",
          "familiarity"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Having enough familiarity with another person to call them by their first name, as opposed to their surname."
      ],
      "related": [
        {
          "word": "on first-name terms"
        }
      ],
      "synonyms": [
        {
          "word": "on first-name basis"
        }
      ],
      "tags": [
        "idiomatic",
        "not-comparable"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "關係已經親密到直呼其名了"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "guānxì yǐjīng qīnmì dào zhíhūqímíng le",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "关系已经亲密到直呼其名了"
        },
        {
          "code": "fi",
          "english": "to call by first name",
          "lang": "Finnish",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "sinutella"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "per Du"
        },
        {
          "code": "hu",
          "english": "to call someone informally",
          "lang": "Hungarian",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "tegez"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "na \"ty\"",
          "sense": "having enough familiarity with another person to call them by their first name",
          "word": "на \"ты\""
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-on a first-name basis.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6d/En-au-on_a_first-name_basis.ogg/En-au-on_a_first-name_basis.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/6d/En-au-on_a_first-name_basis.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "on a first-name basis"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "on a first-name basis (not comparable)",
      "name": "en-adv"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "related": [
    {
      "word": "on first-name terms"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adverbs",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English terms with audio links",
        "English terms with non-redundant non-automated sortkeys",
        "English terms with usage examples",
        "English uncomparable adverbs",
        "en:Onomastics"
      ],
      "examples": [
        {
          "text": "We are not yet on a first-name basis.",
          "type": "example"
        }
      ],
      "glosses": [
        "Having enough familiarity with another person to call them by their first name, as opposed to their surname."
      ],
      "links": [
        [
          "familiarity",
          "familiarity"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) Having enough familiarity with another person to call them by their first name, as opposed to their surname."
      ],
      "tags": [
        "idiomatic",
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-on a first-name basis.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/6d/En-au-on_a_first-name_basis.ogg/En-au-on_a_first-name_basis.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/6d/En-au-on_a_first-name_basis.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "synonyms": [
    {
      "word": "on first-name basis"
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "關係已經親密到直呼其名了"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "guānxì yǐjīng qīnmì dào zhíhūqímíng le",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "关系已经亲密到直呼其名了"
    },
    {
      "code": "fi",
      "english": "to call by first name",
      "lang": "Finnish",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "sinutella"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "per Du"
    },
    {
      "code": "hu",
      "english": "to call someone informally",
      "lang": "Hungarian",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "tegez"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "na \"ty\"",
      "sense": "having enough familiarity with another person to call them by their first name",
      "word": "на \"ты\""
    }
  ],
  "word": "on a first-name basis"
}