"brum" meaning in English

{
  "head_templates": [
    {
      "args": {},
      "expansion": "brum",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "brrm"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Alternative form of brrm"
      ],
      "id": "en-brum-en-intj-Yk8eKBpV",
      "links": [
        [
          "brrm",
          "brrm#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "brum"
}

{
  "categories": [
    "Tok Pisin entries with incorrect language header",
    "Tok Pisin lemmas",
    "Tok Pisin nouns",
    "Tok Pisin terms derived from English",
    "Tok Pisin terms inherited from English",
    "Tok Pisin verbs",
    "Tok Pisin verbs with the transitivity missing"
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "brum",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "brrm"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English interjections",
        "English lemmas"
      ],
      "glosses": [
        "Alternative form of brrm"
      ],
      "links": [
        [
          "brrm",
          "brrm#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "brum"
}