sleep-in

[sleep-in]

adjective

1. live-in.

noun

1. a person who sleeps in at a place of employment.

sleep in

verb

1. to sleep longer than usual

2. to sleep at the place of one's employment

Word History and Origins

Origin of sleep in¹

First recorded in 1950–55; adj., noun use of verb phrase sleep in

Idioms and Phrases

Sleep at one's place of employment, as in They have a butler and maid who both sleep in . [First half of 1800s]

Sleep late, either accidentally or deliberately. For example, I slept in and missed my usual train , or On weekends we like to sleep in . [Late 1800s]