See Also: sleep-out(dictionary)
sleep-in(dictionary)
sleep(1)(dictionary)
sleep(encyclopedia)
REM sleep(dictionary)
Sleep(medicine)
sleep, rem(medicine)
sleep(2)(dictionary)
twilight sleep(medicine)
winter sleep(medicine)

sleep-in (iou)



sleep-in noun & adjective. M20.
[Partly from sleep in s.v. SLEEP verb. Sense A.1 from SLEEP verb + -IN2.]
A. noun.
A form of protest in which the participants sleep overnight in premises which they have occupied. M20.
A period or act of lying in bed in a morning after one's usual time for getting up. L20.
b. adjective. Sleeping on the premises where one works; (of a place) in which one can stay the night, residential. M20.