Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “overnight”

See all translations

overnight

adjective, adverb uk   /ˌəʊ.vəˈnaɪt/ us    /ˌoʊ.vɚ-/

overnight adjective, adverb (TIME OF DAY)

B1 for or during the night: an overnight stop in Paris You can stay overnight if you want to. Don't forget to pack an overnight bag (= a bag for things that you need when you stay away from home for a night).
More examples

overnight adjective, adverb (SUDDENLY)

C2 suddenly and unexpectedly: She became a star overnight. The book was an overnight success.
(Definition of overnight from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of overnight?
Add Cambridge dictionaries to your browser to your website

More meanings of “overnight”

Definitions of “overnight” in other dictionaries

Word of the Day

glacial

made or left by a glacier

Word of the Day

Let’s celebrate! (words and phrases for parties)

by Kate Woodford,
December 17, 2014
​​​ With Christmas and New Year almost upon us, we thought it a good time to look at the language of parties and celebrations. First, let’s start with the word ‘party’ itself. To have or throw a party or, less commonly, to give a party is to arrange a party: We’re having a

Read More 

cinderella surgery noun

December 15, 2014
cosmetic surgery to the feet We have all heard of people having nose jobs, boob jobs and liposuction – but now a new trend growing in popularity in America: Cinderella surgery.

Read More