1832, abbreviation of omnibus
(q.v.). The English word is simply a Latin dative plural ending. The verb meaning "transport students to integrate schools" is first recorded 1961. Verb meaning "clear tables in a restaurant" is first attested 1913, probably from the four-wheeled cart used to carry dishes. Related: Bused
. To miss the bus
, in the figurative sense, is from 1915. Busman's holiday
"leisure time spent doing what one does for a living" (1893) is probably a reference to London bus drivers riding the buses on their days off.