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English definition of “thick”

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thick

adjective [-er/-est only]  /θɪk/ us  

thick adjective [-er/-est only] (DEEP)

having a large distance from one side of something to the opposite side: a thick book/steak The walls are a foot thick.

thick adjective [-er/-est only] (CLOSE TOGETHER)

(of particular things) close together with little space between them: a thick fog She had wonderful, thick, brown hair.

thick adjective [-er/-est only] (NOT FLOWING)

(of a liquid) not flowing easily: thick gravy/soup fig. If your voice is thick, it is lower than usual and not as even, usually because you are feeling a strong emotion: Tony could hardly speak, and when he did his voice was thick with emotion.
(Definition of thick from the Cambridge Academic Content Dictionary © Cambridge University Press)
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