Thesaurus

grown-up

adjective

Synonyms & Antonyms of grown-up

(Entry 1 of 3)

relating to or typical of adults; displaying proper maturity
  • they have yet to find a grown-up way of handling their marital problems

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grown-up

noun

Synonyms & Antonyms of grown-up (Entry 2 of 3)

a fully grown person
  • once you turn 12, you get to eat with the grown-ups at Thanksgiving

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grown up

verb
past participle of grow up

Synonyms & Antonyms of grown up (Entry 3 of 3)

to become mature
  • everyone has to grow up at some point in their lives

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Time Traveler for grown-up

Time Traveler

The first known use of grown-up was in 1633

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Cite this Entry

“Grown-up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/grown-up. Accessed 29 Sep. 2020.

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More from Merriam-Webster on grown-up

Dictionary: Definition of grown-up

Nglish: Translation of grown-up for Spanish Speakers

Britannica English: Translation of grown-up for Arabic Speakers

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