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Dictionary Entry

thumb

noun

Find the meaning of the word thumb, plus dictionary definition, pronunciation, thesaurus-style synonyms, antonyms, and related vocabulary.

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Meaning

Dictionary meaning in a clear, student-friendly format.

The short, thick finger on the side of the hand, opposite the other four fingers.

Example Sentence

He gave a thumbs-up to show he approved of the plan.

Usage Note

Used for grasping, pinching, and pointing. Also used in gestures like 'thumbs up' or 'thumbs down' to indicate approval or disapproval.

Synonyms

Antonyms

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