wake up

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wake up

1. To awaken from sleep. I dreamt I was falling through a floor made of macaroni and cheese, when I suddenly woke up. I'm finding it harder and harder to wake up this early in the morning.
2. To cause someone to awaken from sleep. In this usage, a noun or pronoun can be used between "wake" and "up." I had to wake him up because his snoring had gotten so bad in the night. I have to have a cup of coffee in the morning to help wake me up. Go wake up your brother—we're leaving soon!
3. To become alert to or aware of something, especially something that needs to be recognized as a problem. The board of directors refuses to see the imminent danger facing the company. At this point, it will take a financial disaster to make them to wake up. You need to wake up to what's happening instead of ignoring the situation.
4. To cause someone to become alert to or aware of something, especially something that needs to be recognized as a problem. In this usage, a noun or pronoun is used between "wake" and "up." We're trying to wake people up to the horrible reality of global meat production. If investors were feeling complacent before, this earnings report ought to wake them up.
See also: up, wake
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

wake (someone or an animal) up

to cause someone or an animal to awaken. Please don't wake me up until noon. Wake up your brother at noon.
See also: up, wake

wake someone up (to something)

to cause someone to become alert and pay attention. (Does not refer to someone actually asleep.) We tried to wake them up to the dangers. Try to wake up the students to their responsibilities.
See also: up, wake

wake up

to awaken; to become alert. Wake up! We have to get on the road. It's time to wake up!
See also: up, wake
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

wake up

v.
1. To rouse someone or something from sleep; awaken someone or something: Be quiet, or you will wake up the baby. The alarm woke me up.
2. To become awake; waken: I plan to wake up early tomorrow.
3. To make someone alert or cognizant: The coffee woke me up. The shocking revelations finally woke up the citizens.
4. wake up to To become alert or cognizant of something: We suddenly woke up to the fact that the family business was failing.
See also: up, wake
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
The Welsh left-hander woke up pounds 270,000 richer yesterday morning following his epic 18-16 win over Irishman Ken Doherty at Sheffield's Crucible Theatre.
The big pass out went down sometime in the wee hours, and when I woke up the next morning I knew it was time to go.
"I DREAMED I WAS PLAYING Handel's Messiah," a temporarily overworked cellist told me one Christmas, "and then I woke up and it was true!" Handel's musical depiction of the passion and resurrection of Christ has provided seasonal employment for musicians since its premiere in 1742.
When we woke up the next morning, we asked ourselves whether things were different now that we were married.
According to a March Chicago Tribune story, anywhere from 40,000 to 200,000 patients woke up during their surgeries in 1998 but were unable to move (because of muscle relaxants) or tell their doctors they needed more anaesthesia.
Coventry looked half asleep for most of the contest and by the time they woke up with five minutes to go, they had lost the game.