- Beauty sleep is defined as sleep before midnight, or any extra resting time.
An example of beauty sleep is falling asleep at 9 p.m.
A woman gets her beauty sleep.
- sleep before midnight, popularly thought to be most restful
- any extra sleep
A period of regular restful sleep, especially when attained by going to bed early. Also called beauty rest.
Origin of beauty sleepFrom the belief that such sleep helps preserve an attractive and youthful appearance.
- refreshing sleep
- Alternative spelling of beauty sleep.