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Synonyms

overnight

American  
[oh-ver-nahyt, oh-ver-nahyt, oh-ver-nahyt] / ˈoʊ vərˈnaɪt, ˈoʊ vərˌnaɪt, ˌoʊ vərˈnaɪt /

adverb

  1. for or during the night.

    to stay overnight.

  2. on or during the previous evening.

    Preparations were made overnight.

  3. very quickly; suddenly.

    New suburbs sprang up overnight.


adjective

  1. done, made, occurring, or continuing during the night.

    an overnight stop; an overnight decision.

  2. staying for one night.

    a group of overnight guests.

  3. designed to be used on a trip or for a journey lasting one night or only a few nights. night.

  4. intended for delivery on the next day.

    overnight letters; an overnight package.

  5. valid for one night.

    The corporal got an overnight pass.

  6. occurring suddenly or within a very short time.

    a comedian who became an overnight sensation.

noun

  1. Informal. an overnight stay or trip.

    Our daughter had an overnight at a friend's house.

  2. Informal. a permit for overnight absence, as from a college dormitory.

    She had an overnight the night of the prom.

  3. the previous evening.

verb (used without object)

  1. to have an overnight stay or trip.

    We'll overnight in Denver, then fly on to San Diego.

overnight British  

adverb

  1. for the duration of the night

    we stopped overnight

  2. in or as if in the course of one night; suddenly

    the situation changed overnight

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adjective

  1. done in, occurring in, or lasting the night

    an overnight stop

  2. staying for one night

    overnight guests

  3. lasting one night

    an overnight trip

    an overnight bank loan

  4. for use during a single night

    overnight clothes

  5. occurring in or as if in the course of one night; sudden

    an overnight victory

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to stay the night

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of overnight

Middle English word dating back to 1325–75; over-, night

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She's used to having to stay in London overnight if she wants to see any big-name artists, who rarely perform any closer to where she lives.

From BBC

Franz Kafka’s novella “The Metamorphosis” asks: What if, overnight, you became “a horrible vermin”—a creature among the most repellent ever to crawl the earth?

From The Wall Street Journal

A thriller that might require the light to be left on overnight.

From Literature

Ukraine’s air force said on Friday morning that Russia launched a ballistic missile and 111 drones to attack the country overnight without specifying the targets.

From The Wall Street Journal

—Bitcoin remained under pressure after hitting a two-month low overnight as disappointing earnings from Microsoft fueled a wider selloff in tech stocks, while risk appetite is dented by U.S.-Iran tensions.

From The Wall Street Journal