overnight Definition in the Cambridge English Dictionary

Definition of “overnight” - English Dictionary

"overnight" in American English

See all translations

overnightadjective, adverb [not gradable]

 us   /ˈoʊ·vərˈnɑɪt/
for or during the ​night: You can ​stay overnight with us if you ​want to. fig. The ​book was an overnight ​success (= a ​suddensuccess).
(Definition of overnight from the Cambridge Academic Content Dictionary © Cambridge University Press)

"overnight" in British English

See all translations

overnightadjective, 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)

"overnight" in Business English

See all translations


uk   us   /ˈəʊvənaɪt/
for or during the night: an overnight stay/stop We made an overnight ​stop in Paris. Stocks in Hong Kong ​closedmoderatelyhigher encouraged by overnight ​gains on Wall Street.
sudden and unexpected: Like many so-called overnight successes, she had been ​working hard for quite some ​time.


uk   us   /ˌəʊvəˈnaɪt/
for or during the night: I took a ​train overnight.
suddenly or quickly, and often unexpectedly: Building a ​project like this doesn't happen overnight. The ​company almost overnightreformed itself as a ​realestatedeveloper. Major ​capitalexpenditure is rarely ​recouped overnight.


uk   us   /ˌəʊvəˈnaɪt/
[I] TRANSPORT to ​stay somewhere for a night: We overnighted at Frankfurt before ​flying on to Chennai.
[T] US COMMUNICATIONS to ​send a ​letter or ​package to be ​delivered by the end of the next day: I told him to overnight the ​contract to me.
(Definition of overnight from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of overnight?
Add Cambridge dictionaries to your browser to your website
Word of the Day


showing no fear of dangerous or difficult things

Word of the Day

Calling occupants of interplanetary craft
Calling occupants of interplanetary craft
by Colin McIntosh,
December 01, 2015
Are you a fan of shows like Doctor Who and Star Trek? Both shows have been around since the 1960s, and, not surprisingly, have generated some of their own vocabulary, some of which has now entered the Cambridge English Dictionary. The phenomenon of fandom, meaning “the state of being a fan of

Read More 

conversational user interface noun
conversational user interface noun
November 30, 2015
a computer interface that provides information to users in normal, conversational speech in response to spoken requests Nearly every major tech company—from Amazon to Intel to Microsoft to Google—is chasing the sort of conversational user interface that Kaplan and his colleagues at PARC imagined decades ago.

Read More