"chin-up" meaning in English

{
  "etymology_text": "Not a deverbal, unlike pull-up; the chin-up and the muscle-up as variations of pulling oneself upward were named later than the pull-up, with influence from its name.",
  "forms": [
    {
      "form": "chin-ups",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chin-up (plural chin-ups)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Weightlifting",
          "orig": "en:Weightlifting",
          "parents": [
            "Exercise",
            "Sports",
            "Human activity",
            "Human behaviour",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "muscle-up"
        },
        {
          "word": "pull-up"
        }
      ],
      "derived": [
        {
          "word": "chin-up bar"
        }
      ],
      "examples": [
        {
          "ref": "1973 Marilyn M. Hinson, Kinesiology, page 63",
          "text": "Compare the actions of the humerus during the performance of a chin-up with supinated grip with those during the performance of a chin-up with pronated grip. Are the chin-ups alike or different with respect to muscle involvement?"
        }
      ],
      "glosses": [
        "(US) An exercise done for strengthening the arms and back, in which one lifts one's own weight while hanging from a bar. It can be defined more restrictively on criteria like the arms starting at lock-out, or the chin requiring contact with the bottom of the bar, or touching the neck to the bar. Palms may be facing in any direction."
      ],
      "id": "en-chin-up-en-noun-DpkLhREI",
      "links": [
        [
          "weightlifting",
          "weightlifting"
        ],
        [
          "exercise",
          "exercise"
        ],
        [
          "arms",
          "arms"
        ],
        [
          "back",
          "back"
        ],
        [
          "weight",
          "weight"
        ],
        [
          "bar",
          "bar"
        ]
      ],
      "raw_glosses": [
        "(weightlifting) (US) An exercise done for strengthening the arms and back, in which one lifts one's own weight while hanging from a bar. It can be defined more restrictively on criteria like the arms starting at lock-out, or the chin requiring contact with the bottom of the bar, or touching the neck to the bar. Palms may be facing in any direction."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports",
        "weightlifting"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtʃɪn.ʌp/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "chin-up"
}

{
  "coordinate_terms": [
    {
      "word": "muscle-up"
    },
    {
      "word": "pull-up"
    }
  ],
  "derived": [
    {
      "word": "chin-up bar"
    }
  ],
  "etymology_text": "Not a deverbal, unlike pull-up; the chin-up and the muscle-up as variations of pulling oneself upward were named later than the pull-up, with influence from its name.",
  "forms": [
    {
      "form": "chin-ups",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "chin-up (plural chin-ups)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English phrasal nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Weightlifting"
      ],
      "examples": [
        {
          "ref": "1973 Marilyn M. Hinson, Kinesiology, page 63",
          "text": "Compare the actions of the humerus during the performance of a chin-up with supinated grip with those during the performance of a chin-up with pronated grip. Are the chin-ups alike or different with respect to muscle involvement?"
        }
      ],
      "glosses": [
        "(US) An exercise done for strengthening the arms and back, in which one lifts one's own weight while hanging from a bar. It can be defined more restrictively on criteria like the arms starting at lock-out, or the chin requiring contact with the bottom of the bar, or touching the neck to the bar. Palms may be facing in any direction."
      ],
      "links": [
        [
          "weightlifting",
          "weightlifting"
        ],
        [
          "exercise",
          "exercise"
        ],
        [
          "arms",
          "arms"
        ],
        [
          "back",
          "back"
        ],
        [
          "weight",
          "weight"
        ],
        [
          "bar",
          "bar"
        ]
      ],
      "raw_glosses": [
        "(weightlifting) (US) An exercise done for strengthening the arms and back, in which one lifts one's own weight while hanging from a bar. It can be defined more restrictively on criteria like the arms starting at lock-out, or the chin requiring contact with the bottom of the bar, or touching the neck to the bar. Palms may be facing in any direction."
      ],
      "topics": [
        "hobbies",
        "lifestyle",
        "sports",
        "weightlifting"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈtʃɪn.ʌp/",
      "tags": [
        "US"
      ]
    }
  ],
  "word": "chin-up"
}