Usually means: Fall asleep quickly; crash out.
Definitions Related words Mentions
We found 16 dictionaries that define the word sack out:

General (13 matching dictionaries)
  1. sack out: Longman Dictionary of Contemporary English
  2. sack out: Merriam-Webster
  3. sack out: Oxford Learner's Dictionaries
  4. sack out: Vocabulary.com
  5. sack out: Cambridge Advanced Learner's Dictionary
  6. sack out: Wiktionary
  7. sack out: Dictionary.com
  8. sack out: Rhymezone
  9. sack out: FreeDictionary.org
  10. sack out: Mnemonic Dictionary
  11. sack out: TheFreeDictionary.com

Computing (1 matching dictionary)
  1. sack out: Encyclopedia

Miscellaneous (1 matching dictionary)
  1. sack out: Idioms

Slang (1 matching dictionary)
  1. Sack-out: Urban Dictionary

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Definitions from Wiktionary (sack out)

▸ verb:  (slang) To fall asleep, usually from implied exhaustion.

Similar:
hit the hay, hit the sack, go to sleep, kip down, go to bed, turn in, retire, crawl in, crash out, flake out, more...

Opposite:
awaken, arise, get up, rise, stir

▸ Words similar to sack out

▸ Usage examples for sack out

▸ Idioms related to sack out

▸ Wikipedia articles (New!)

▸ Words that often appear near sack out

▸ Rhymes of sack out

▸ Invented words related to sack out

Similar:
hit the hay, hit the sack, go to sleep, kip down, go to bed, turn in, retire, crawl in, crash out, flake out, more...

Opposite:
awaken, arise, get up, rise, stir



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