Dictionary.com

grownup

[ grohn-uhp ]
/ ˈgroʊnˌʌp /
Save This Word!

noun

a mature, fully grown person; adult.

QUIZZES

QUIZ YOURSELF ON "WAS" VS. "WERE"!

Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of grownup

First recorded in 1805–15; noun use of verb phrase grow up

Definition for grownup (2 of 2)

grown-up
[ grohn-uhp ]
/ ˈgroʊnˈʌp /

adjective

having reached the age of maturity.
characteristic of or suitable for adults: grown-up behavior; grown-up fiction.

Origin of grown-up

First recorded in 1625–35; adj. use of verb phrase grow up

OTHER WORDS FROM grown-up

grown-upness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for grownup

British Dictionary definitions for grownup

grown-up

adjective

having reached maturity; adult
suitable for or characteristic of an adult

noun

an adult
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK