To rest or repose in ( sleep); as, to sleep the sleep of death.
To be asleep, dormant, or dead; slumber.
A state or period of unconsciousness; slumber; repose.
Why don't you go to sleep then? – Our Young Folks at Home and Abroad by Various
Betty and I always do it when we sleep in a strange bed. – Peggy Owen and Liberty by Lucy Foster Madison
I don't never sleep before you do. – The Enchanted Canyon by Honoré Willsie Morrow