Webster's Revised Unabridged Dictionary · 1913

grownup

grownup , adjective

fully developed; adult; mature; -- of people and animals; as, Act like a grownup!.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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