Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “grown up”

grown up

adjective     /ˌɡrəʊnˈʌp/ US  /ˌɡroʊn-/
B2 If you say that someone is grown up, you mean that they are an adult or that they behave in a responsible way: He seems very grown up for a ten-year-old. This book is a bit too grown up for you (= you are too young to understand this book). [before noun] She has two grown-up children who work in the family business.Physically and mentally mature and immatureDescribing age and birthdays
(Definition of grown up adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of grown up

Word of the Day

limber up

to do gentle exercises to stretch the muscles in order to prepare the body for more active physical exercise

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More