Meaning

noun an employee who sweeps (floors or streets etc.)

noun a cleaning implement with revolving brushes that pick up dirt as the implement is pushed over a carpet

noun little-known nocturnal fish of warm shallow seas with an oblong compressed body

originFrom Middle English swepere, swepare, equivalent to sweep + -er. Cognate with Middle Low German swēpære, swēper (“broom for sweeping up debris”).

Etymology from Wiktionary, CC BY-SA 3.0