"skíta upp á bak" meaning in Icelandic

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "skíta á sig",
        "3": "Skíta á sig",
        "4": "to shit in one's pants"
      },
      "expansion": "Skíta á sig (“to shit in one's pants”)",
      "name": "m"
    }
  ],
  "etymology_text": "Literally \"to shit up onto one's back\". Skíta á sig (“to shit in one's pants”) may be used to refer to making a blunder. This phrase takes that analogy further and describes having such an extremely explosive shit (i.e. a blunder) that the fecal matter ends up on one's back.",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "verb"
      },
      "expansion": "skíta upp á bak",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "skíta upp á bak",
      "name": "is-verb"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I did absolutely terrible on this test.",
          "text": "Ég skeit upp á bak í þessu prófi.",
          "type": "example"
        },
        {
          "english": "The city council made an absolutely terrible mistake by not executing the projects immediately.",
          "text": "Borgarstjórn skeit upp á bak með því að fara ekki strax í framkvæmdir.",
          "type": "example"
        }
      ],
      "glosses": [
        "to do absolutely horribly; to fail horribly; to make a terrible and embarrassing mistake"
      ],
      "id": "en-skíta_upp_á_bak-is-verb-SbeTbHCe",
      "links": [
        [
          "horribly",
          "horrible"
        ],
        [
          "mistake",
          "mistake"
        ]
      ],
      "raw_glosses": [
        "(vulgar, colloquial) to do absolutely horribly; to fail horribly; to make a terrible and embarrassing mistake"
      ],
      "synonyms": [
        {
          "word": "skíta á sig"
        },
        {
          "word": "klúðra"
        },
        {
          "word": "ganga hörmulega"
        },
        {
          "word": "með allt niður um sig"
        }
      ],
      "tags": [
        "colloquial",
        "vulgar"
      ]
    }
  ],
  "word": "skíta upp á bak"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "is",
        "2": "skíta á sig",
        "3": "Skíta á sig",
        "4": "to shit in one's pants"
      },
      "expansion": "Skíta á sig (“to shit in one's pants”)",
      "name": "m"
    }
  ],
  "etymology_text": "Literally \"to shit up onto one's back\". Skíta á sig (“to shit in one's pants”) may be used to refer to making a blunder. This phrase takes that analogy further and describes having such an extremely explosive shit (i.e. a blunder) that the fecal matter ends up on one's back.",
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "verb"
      },
      "expansion": "skíta upp á bak",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "skíta upp á bak",
      "name": "is-verb"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "Icelandic colloquialisms",
        "Icelandic entries with incorrect language header",
        "Icelandic lemmas",
        "Icelandic multiword terms",
        "Icelandic terms with usage examples",
        "Icelandic verbs",
        "Icelandic vulgarities"
      ],
      "examples": [
        {
          "english": "I did absolutely terrible on this test.",
          "text": "Ég skeit upp á bak í þessu prófi.",
          "type": "example"
        },
        {
          "english": "The city council made an absolutely terrible mistake by not executing the projects immediately.",
          "text": "Borgarstjórn skeit upp á bak með því að fara ekki strax í framkvæmdir.",
          "type": "example"
        }
      ],
      "glosses": [
        "to do absolutely horribly; to fail horribly; to make a terrible and embarrassing mistake"
      ],
      "links": [
        [
          "horribly",
          "horrible"
        ],
        [
          "mistake",
          "mistake"
        ]
      ],
      "raw_glosses": [
        "(vulgar, colloquial) to do absolutely horribly; to fail horribly; to make a terrible and embarrassing mistake"
      ],
      "tags": [
        "colloquial",
        "vulgar"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "skíta á sig"
    },
    {
      "word": "klúðra"
    },
    {
      "word": "ganga hörmulega"
    },
    {
      "word": "með allt niður um sig"
    }
  ],
  "word": "skíta upp á bak"
}