"wuss out" meaning in English

{
  "etymology_text": "From wuss (“coward”).",
  "forms": [
    {
      "form": "wusses out",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "wussing out",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "wussed out",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "wussed out",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "wuss out (third-person singular simple present wusses out, present participle wussing out, simple past and past participle wussed out)",
      "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 \"out\"",
          "parents": [],
          "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": "Fear",
          "orig": "en:Fear",
          "parents": [
            "Emotions",
            "Mind",
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "He said he was going to climb that tree, but he wussed out at the last moment.",
          "type": "example"
        }
      ],
      "glosses": [
        "To fail to do something because of cowardice."
      ],
      "id": "en-wuss_out-en-verb-jwPUfNgW",
      "links": [
        [
          "fail",
          "fail"
        ],
        [
          "cowardice",
          "cowardice"
        ]
      ],
      "raw_glosses": [
        "(intransitive, slang) To fail to do something because of cowardice."
      ],
      "synonyms": [
        {
          "word": "chicken out"
        }
      ],
      "tags": [
        "intransitive",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-wuss out.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/7f/En-au-wuss_out.ogg/En-au-wuss_out.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/7/7f/En-au-wuss_out.ogg"
    }
  ],
  "word": "wuss out"
}

{
  "etymology_text": "From wuss (“coward”).",
  "forms": [
    {
      "form": "wusses out",
      "tags": [
        "present",
        "singular",
        "third-person"
      ]
    },
    {
      "form": "wussing out",
      "tags": [
        "participle",
        "present"
      ]
    },
    {
      "form": "wussed out",
      "tags": [
        "participle",
        "past"
      ]
    },
    {
      "form": "wussed out",
      "tags": [
        "past"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "*"
      },
      "expansion": "wuss out (third-person singular simple present wusses out, present participle wussing out, simple past and past participle wussed out)",
      "name": "en-verb"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English intransitive verbs",
        "English lemmas",
        "English multiword terms",
        "English phrasal verbs",
        "English phrasal verbs formed with \"out\"",
        "English slang",
        "English terms with usage examples",
        "English verbs",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Fear"
      ],
      "examples": [
        {
          "text": "He said he was going to climb that tree, but he wussed out at the last moment.",
          "type": "example"
        }
      ],
      "glosses": [
        "To fail to do something because of cowardice."
      ],
      "links": [
        [
          "fail",
          "fail"
        ],
        [
          "cowardice",
          "cowardice"
        ]
      ],
      "raw_glosses": [
        "(intransitive, slang) To fail to do something because of cowardice."
      ],
      "tags": [
        "intransitive",
        "slang"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-wuss out.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/7f/En-au-wuss_out.ogg/En-au-wuss_out.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/7/7f/En-au-wuss_out.ogg"
    }
  ],
  "synonyms": [
    {
      "word": "chicken out"
    }
  ],
  "word": "wuss out"
}