1

grown-up

adjective \ ˈgrōn-ˌəp \

Definition of grown-up

1 : not childish or immature : adult
2 : of, for, or characteristic of adults
  • insisted on wearing grown-up clothes

First Known Use of grown-up

1633

grown-up Synonyms

Synonyms

adult, mature;

Antonyms

adolescent, immature;

Near Antonyms

childish, infantile, kiddish;


2

grown-up

noun

Definition of grown-up

: adult

First Known Use of grown-up

1813


GROWN-UP Defined for English Language Learners

grown-up

adjective

Definition of grown-up for English Language Learners

  • : no longer young : fully grown

  • : suitable for adults

  • : like an adult


grown-up

noun

Definition of grown-up for English Language Learners

  • : a person who is fully grown


GROWN-UP Defined for Kids

1

grown-up

adjective \ ˈgrōn-ˌəp \

Definition of grown-up for Students

: 1adult

2

grown-up

noun

Definition of grown-up for Students

: an adult person


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