"Чък" meaning in Bulgarian

{
  "forms": [
    {
      "form": "Čǎk",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Чък"
      },
      "expansion": "Чък • (Čǎk)",
      "name": "bg-proper noun"
    }
  ],
  "lang": "Bulgarian",
  "lang_code": "bg",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Bulgarian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Bulgarian given names",
          "parents": [
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "name": "Bulgarian male given names",
          "parents": [
            "Male given names",
            "Given names",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "a male given name, equivalent to English Chuck"
      ],
      "id": "en-Чък-bg-name-6IJ1oBcm",
      "links": [
        [
          "given name",
          "given name"
        ],
        [
          "Chuck",
          "Chuck#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[t͡ʃɤ̟k]"
    }
  ],
  "word": "Чък"
}

{
  "forms": [
    {
      "form": "Čǎk",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Чък"
      },
      "expansion": "Чък • (Čǎk)",
      "name": "bg-proper noun"
    }
  ],
  "lang": "Bulgarian",
  "lang_code": "bg",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Bulgarian entries with incorrect language header",
        "Bulgarian given names",
        "Bulgarian lemmas",
        "Bulgarian male given names",
        "Bulgarian proper nouns",
        "Bulgarian terms with IPA pronunciation",
        "Bulgarian terms with redundant head parameter",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "a male given name, equivalent to English Chuck"
      ],
      "links": [
        [
          "given name",
          "given name"
        ],
        [
          "Chuck",
          "Chuck#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[t͡ʃɤ̟k]"
    }
  ],
  "word": "Чък"
}