"noh" meaning in Icelandic

{
  "forms": [
    {
      "form": "nohh",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "no",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "interjection"
      },
      "expansion": "noh",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Icelandic entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 11 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Oh wow, you were quick.",
          "text": "Noh, þetta tók þig ekki langan tíma!",
          "type": "example"
        }
      ],
      "glosses": [
        "an expression showing that one is impressed (either mildly or very impressed) or surprised; Oh wow; Would you look at that?"
      ],
      "id": "en-noh-is-intj-w2muFQqN",
      "links": [
        [
          "wow",
          "wow"
        ]
      ],
      "related": [
        {
          "english": "wow!",
          "word": "nauh"
        }
      ]
    }
  ],
  "word": "noh"
}

{
  "categories": [
    "Pages with 11 entries",
    "Pages with entries",
    "za:Meats"
  ],
  "forms": [
    {
      "form": "nohh",
      "tags": [
        "alternative"
      ]
    },
    {
      "form": "no",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "is",
        "2": "interjection"
      },
      "expansion": "noh",
      "name": "head"
    }
  ],
  "lang": "Icelandic",
  "lang_code": "is",
  "pos": "intj",
  "related": [
    {
      "english": "wow!",
      "word": "nauh"
    }
  ],
  "senses": [
    {
      "categories": [
        "Icelandic entries with incorrect language header",
        "Icelandic interjections",
        "Icelandic lemmas",
        "Icelandic terms with usage examples",
        "Pages with 11 entries",
        "Pages with entries"
      ],
      "examples": [
        {
          "english": "Oh wow, you were quick.",
          "text": "Noh, þetta tók þig ekki langan tíma!",
          "type": "example"
        }
      ],
      "glosses": [
        "an expression showing that one is impressed (either mildly or very impressed) or surprised; Oh wow; Would you look at that?"
      ],
      "links": [
        [
          "wow",
          "wow"
        ]
      ]
    }
  ],
  "word": "noh"
}