Dictionary.com
Thesaurus.com
Synonyms

hit the hay

Idioms  

  1. Also, hit the sack. Go to bed, as in I usually hit the hay after the eleven o'clock news, or I'm tired, let's hit the sack. The first colloquial expression dates from the early 1900s, the variant from about 1940.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.