"Unterflak" meaning in Bavarian

{
  "etymology_templates": [
    {
      "args": {
        "1": "bar",
        "2": "gmh",
        "3": "vlahs"
      },
      "expansion": "Middle High German vlahs",
      "name": "der"
    },
    {
      "args": {
        "1": "bar",
        "2": "goh",
        "3": "flahs"
      },
      "expansion": "Old High German flahs",
      "name": "der"
    },
    {
      "args": {
        "1": "bar",
        "2": "gem-pro",
        "3": "*flahsą",
        "4": "",
        "5": "flax"
      },
      "expansion": "Proto-Germanic *flahsą (“flax”)",
      "name": "der"
    }
  ],
  "etymology_text": "Compound in the style of Unterhosn. The origin of the second part is not entirely certain, but it probably comes from Flachs (“flax”) (from Middle High German vlahs, from Old High German flahs, from Proto-Germanic *flahsą (“flax”)), which could later have been reinforced by Flak (\"flak\") from military jargon.",
  "forms": [
    {
      "form": "Unterflak",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Vienna",
      "tags": [
        "Bavarian",
        "Central",
        "East"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bar",
        "2": "noun",
        "3": "plural",
        "4": "Unterflak",
        "g": "f"
      },
      "expansion": "Unterflak f (plural Unterflak)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "Un‧ter‧flak"
  ],
  "lang": "Bavarian",
  "lang_code": "bar",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "underpants"
      ],
      "id": "en-Unterflak-bar-noun-INHJm4Gb",
      "links": [
        [
          "underpants",
          "underpants"
        ]
      ],
      "tags": [
        "Bavarian",
        "Central",
        "East",
        "feminine"
      ]
    },
    {
      "categories": [
        {
          "_dis": "2 98",
          "kind": "other",
          "name": "Bavarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "5 95",
          "kind": "other",
          "name": "East Central Bavarian",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "3 97",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 96",
          "kind": "other",
          "name": "Viennese Bavarian",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "long johns"
      ],
      "id": "en-Unterflak-bar-noun-V0dPEILh",
      "links": [
        [
          "long johns",
          "long johns"
        ]
      ],
      "tags": [
        "Bavarian",
        "Central",
        "East",
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈund̥ɐˌflɑɡ̥/"
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0",
      "word": "Untergattn"
    },
    {
      "_dis1": "0 0",
      "word": "Unterhosn"
    },
    {
      "_dis1": "0 0",
      "english": "spelling variant",
      "word": "Unterflack"
    }
  ],
  "word": "Unterflak"
}

{
  "categories": [
    "Bavarian entries with incorrect language header",
    "Bavarian feminine nouns",
    "Bavarian lemmas",
    "Bavarian nouns",
    "Bavarian terms derived from Middle High German",
    "Bavarian terms derived from Old High German",
    "Bavarian terms derived from Proto-Germanic",
    "East Central Bavarian",
    "Pages with 1 entry",
    "Viennese Bavarian"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "bar",
        "2": "gmh",
        "3": "vlahs"
      },
      "expansion": "Middle High German vlahs",
      "name": "der"
    },
    {
      "args": {
        "1": "bar",
        "2": "goh",
        "3": "flahs"
      },
      "expansion": "Old High German flahs",
      "name": "der"
    },
    {
      "args": {
        "1": "bar",
        "2": "gem-pro",
        "3": "*flahsą",
        "4": "",
        "5": "flax"
      },
      "expansion": "Proto-Germanic *flahsą (“flax”)",
      "name": "der"
    }
  ],
  "etymology_text": "Compound in the style of Unterhosn. The origin of the second part is not entirely certain, but it probably comes from Flachs (“flax”) (from Middle High German vlahs, from Old High German flahs, from Proto-Germanic *flahsą (“flax”)), which could later have been reinforced by Flak (\"flak\") from military jargon.",
  "forms": [
    {
      "form": "Unterflak",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "Vienna",
      "tags": [
        "Bavarian",
        "Central",
        "East"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "bar",
        "2": "noun",
        "3": "plural",
        "4": "Unterflak",
        "g": "f"
      },
      "expansion": "Unterflak f (plural Unterflak)",
      "name": "head"
    }
  ],
  "hyphenation": [
    "Un‧ter‧flak"
  ],
  "lang": "Bavarian",
  "lang_code": "bar",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "underpants"
      ],
      "links": [
        [
          "underpants",
          "underpants"
        ]
      ],
      "tags": [
        "Bavarian",
        "Central",
        "East",
        "feminine"
      ]
    },
    {
      "glosses": [
        "long johns"
      ],
      "links": [
        [
          "long johns",
          "long johns"
        ]
      ],
      "tags": [
        "Bavarian",
        "Central",
        "East",
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈund̥ɐˌflɑɡ̥/"
    }
  ],
  "synonyms": [
    {
      "word": "Untergattn"
    },
    {
      "word": "Unterhosn"
    },
    {
      "english": "spelling variant",
      "word": "Unterflack"
    }
  ],
  "word": "Unterflak"
}