"gut up" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "gut",
        "3": "up"
      },
      "expansion": "gut + up",
      "name": "compound"
    }
  ],
  "etymology_text": "From gut + up, influenced by expressions like man up and shut up. Compare guts (“courage”).",
  "forms": [
    {
      "form": "guts up",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "gutting up",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "gutted up",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "gutted up",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "gut up (third-person singular simple present guts up, present participle gutting up, simple past and past participle gutted up)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "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 phrasal verbs formed with \"up\"",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "To show courage and hide one's apprehension."
      ],
      "id": "en-gut_up-en-verb-bMtBVWww",
      "links": [
        [
          "courage",
          "courage"
        ],
        [
          "apprehension",
          "apprehension"
        ]
      ],
      "raw_glosses": [
        "(intransitive, slang, chiefly imperative) To show courage and hide one's apprehension."
      ],
      "related": [
        {
          "word": "shut up"
        }
      ],
      "synonyms": [
        {
          "word": "man up"
        },
        {
          "word": "endure"
        },
        {
          "word": "put up with"
        },
        {
          "word": "take lying down"
        }
      ],
      "tags": [
        "imperative",
        "intransitive",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʌt ˈʌp/"
    }
  ],
  "word": "gut up"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "gut",
        "3": "up"
      },
      "expansion": "gut + up",
      "name": "compound"
    }
  ],
  "etymology_text": "From gut + up, influenced by expressions like man up and shut up. Compare guts (“courage”).",
  "forms": [
    {
      "form": "guts up",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "gutting up",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "gutted up",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "gutted up",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "gut up (third-person singular simple present guts up, present participle gutting up, simple past and past participle gutted up)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "related": [
    {
      "word": "shut up"
    }
  ],
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English entries with incorrect language header",
        "English intransitive verbs",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs formed with \"up\"",
        "English slang",
        "English verbs",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "To show courage and hide one's apprehension."
      ],
      "links": [
        [
          "courage",
          "courage"
        ],
        [
          "apprehension",
          "apprehension"
        ]
      ],
      "raw_glosses": [
        "(intransitive, slang, chiefly imperative) To show courage and hide one's apprehension."
      ],
      "tags": [
        "imperative",
        "intransitive",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɡʌt ˈʌp/"
    }
  ],
  "synonyms": [
    {
      "word": "man up"
    },
    {
      "word": "endure"
    },
    {
      "word": "put up with"
    },
    {
      "word": "take lying down"
    }
  ],
  "word": "gut up"
}