beauty sleep

noun Informal.

sleep before midnight, assumed to be necessary for one's beauty.
any extra sleep.

Origin of beauty sleep

First recorded in 1855–60 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for beauty sleep

nap, rest, siesta, snooze

Examples from the Web for beauty sleep

Historical Examples of beauty sleep

British Dictionary definitions for beauty sleep

beauty sleep


informal sleep, esp sleep before midnight
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012