'omnibus' definitions:

Definition of 'omnibus'

From: WordNet
adjective
Providing for many things at once; "an omnibus law"
noun
An anthology of articles on a related subject or an anthology of the works of a single author
noun
A vehicle carrying many passengers; used for public transport; "he always rode the bus to work" [syn: bus, autobus, coach, charabanc, double-decker, jitney, motorbus, motorcoach, omnibus, passenger vehicle]