overnight Meaning in the Cambridge English Dictionary
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Meaning of “overnight” in the English Dictionary

"overnight" in British English

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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).
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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 Learner’s Dictionary & Thesaurus © Cambridge University Press)

"overnight" in American English

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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 Business English

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overnightadjective

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.

overnightadverb

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.

overnightverb

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)
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