plural of sleeper cab

plural of railway sleeper

plural of sleeper ship

(science fiction) A spaceship, all or some of whose passengers are in suspended animation.

plural of spinycheek sleeper

Any of the genus Eleotris of sleeper gobies with a circumglobal distribution in tropical and subtropical regions.

plural of sleeper berth

plural of short-sleeper

plural of short sleeper

A person who consistently requires substantially less sleep every day than the customary amount for most people of the same age and developmental level.