out like a light

Slang Dictionary

out like a light definition


  1. mod.
    unconscious or sleeping soundly. : I fell and hit my head. I was out like a light for two minutes, they tell me.
  2. mod.
    heavily alcohol intoxicated. : All four of them drank till they were out like a light.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw-Hill Education.
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American Heritage
Idioms & Phrases

out like a light

see under out cold.

The American Heritage® Dictionary of Idioms by Christine Ammer.
Copyright © 1997. Published by Houghton Mifflin.
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Idioms & Phrases
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