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• wide-awake
  wide-awake

  adjective

  fully awake; with the eyes wide open.
• wide awake
  wide awake

  Fully awake; also, very alert. For example, He lay there, wide awake, unable to sleep, or She was wide awake to all the possibilities. The wide in this idiom alludes to the eyes being wide open. [Early 1800s]

wide-awake

American  

[wahyd-uh-weyk] / ˈwaɪd əˈweɪk /

adjective

1. fully awake; with the eyes wide open.

   Synonyms:

   unsleeping, astir, wakeful, open-eyed, awake

   Antonyms:

   restful, sleeping, asleep, somnolent, lethargic, drowsy, sleepy

2. alert, keen, or knowing.

   a wide-awake young woman.

   Synonyms:

   astute, quick, sharp, vigilant, watchful

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noun

1. Also called wide-awake hat.  a soft, low-crowned felt hat.

2. the sooty tern.

wide-awake British  

adjective

1. fully awake

2. keen, alert, or observant

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noun

1. Also called: wide-awake hat.  a hat with a low crown and very wide brim

wide awake Idioms  

1. Fully awake; also, very alert. For example, He lay there, wide awake, unable to sleep, or She was wide awake to all the possibilities. The wide in this idiom alludes to the eyes being wide open. [Early 1800s]

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Other Word Forms

• wide-awakeness
  noun

Etymology

Origin of wide-awake

First recorded in 1810–20

Example Sentences

See Examples For:

wide-awake wide awake

I’m grateful to have seen it in a theater, which it absolutely deserves; audiences planning to stream it at home should know that it demands and rewards wide-awake attention.

From Los Angeles Times ● Jun. 16, 2023

Anthony Amsterdam was in California and wide-awake in the predawn hours on June 29, 1972, glued to the news as he awaited word from the U.S.

From Washington Post ● Jul. 6, 2022

On Saturday March 12, Bria Pugh found herself wide-awake at 4 a.m.

From New York Times ● Apr. 18, 2022

According to the wide-awake folks at Partners Coffee, the ideal ratio of coffee to water is 1:15.

From Salon ● Jan. 24, 2022

He knew he ought to feel exhausted: It was nearly three in the morning, but he felt wide-awake — wide-awake, and worried.

From "Harry Potter And The Goblet Of Fire" by J. K. Rowling

But he told AFP he still wakes up sometimes in the middle of the night "wide awake thinking about this piece."

From Barron's ● Apr. 5, 2026

This coffee had me feeling energized and wide awake first thing in the morning, only after a few sips.

From Salon ● Nov. 6, 2025

For the duration of the procedure the client is wide awake, having had low levels of local anaesthetic injected into the skin and the deeper tissue beneath.

From BBC ● Oct. 10, 2025

At 8:40 a.m., the room was wide awake with laughter.

From Los Angeles Times ● Mar. 29, 2024

I’m wide awake although it’s the middle of the night.

From "Amina's Song" by Hena Khan