Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- verb idiomatic To
fall asleep , usually from impliedexhaustion .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- verb prepare for sleep
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Outgrowth of the earlier idiom, to hit the sack, with possible influences from other senses of to sack (tackle, pillage), and to sock (hit, slam), providing an implication that sleep has been thrust upon a person.
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Examples
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