"bħu" meaning in Maltese

{
  "etymology_templates": [
    {
      "args": {
        "1": "mt"
      },
      "expansion": "Onomatopoeic",
      "name": "onomatopoeic"
    }
  ],
  "etymology_text": "Onomatopoeic.",
  "head_templates": [
    {
      "args": {},
      "expansion": "bħu",
      "name": "mt-interjection"
    }
  ],
  "lang": "Maltese",
  "lang_code": "mt",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Maltese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Maltese onomatopoeias",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "Shame on her!",
          "text": "Bħu għaliha"
        }
      ],
      "glosses": [
        "used to express disgust"
      ],
      "id": "en-bħu-mt-intj-6lgAdYFa",
      "synonyms": [
        {
          "word": "pħu"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pħu/"
    }
  ],
  "word": "bħu"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mt"
      },
      "expansion": "Onomatopoeic",
      "name": "onomatopoeic"
    }
  ],
  "etymology_text": "Onomatopoeic.",
  "head_templates": [
    {
      "args": {},
      "expansion": "bħu",
      "name": "mt-interjection"
    }
  ],
  "lang": "Maltese",
  "lang_code": "mt",
  "pos": "intj",
  "senses": [
    {
      "categories": [
        "Maltese 1-syllable words",
        "Maltese entries with incorrect language header",
        "Maltese interjections",
        "Maltese lemmas",
        "Maltese onomatopoeias",
        "Maltese terms with IPA pronunciation",
        "Maltese terms with usage examples"
      ],
      "examples": [
        {
          "english": "Shame on her!",
          "text": "Bħu għaliha"
        }
      ],
      "glosses": [
        "used to express disgust"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pħu/"
    }
  ],
  "synonyms": [
    {
      "word": "pħu"
    }
  ],
  "word": "bħu"
}