"oh man" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "oh man",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "85 15",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "83 17",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "87 13",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "text": "Oh, man, I wish we didn't have to clean up the whole house.",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to express disappointment or annoyance."
      ],
      "id": "en-oh_man-en-intj-8V34ENDE",
      "related": [
        {
          "_dis1": "100 0",
          "word": "oh boy"
        }
      ],
      "synonyms": [
        {
          "word": "aw man"
        }
      ]
    },
    {
      "categories": [],
      "examples": [
        {
          "text": "Oh, man, that was a great ride!",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to express excitement or enthusiasm."
      ],
      "id": "en-oh_man-en-intj-ubVln2iC"
    }
  ],
  "word": "oh man"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English interjections",
    "English lemmas",
    "English multiword terms",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "oh man",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "related": [
    {
      "word": "oh boy"
    }
  ],
  "senses": [
    {
      "categories": [
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "Oh, man, I wish we didn't have to clean up the whole house.",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to express disappointment or annoyance."
      ],
      "synonyms": [
        {
          "word": "aw man"
        }
      ]
    },
    {
      "categories": [
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "Oh, man, that was a great ride!",
          "type": "example"
        }
      ],
      "glosses": [
        "Used to express excitement or enthusiasm."
      ]
    }
  ],
  "word": "oh man"
}