hit the sack | sense examples, Usage and Definition from wordnet dictionary online

Verb hit the sack has 1 sense

go to bed, turn in, bed, crawl in, kip down, hit the hay, hit the sack, sack out, go to sleep, retire - go to bed in order to sleep; "I usually turn in at midnight"; "He turns out at the crack of dawn"
Sample sentence:
Somebody ----s