noun
(dated) A bus (vehicle for transporting large numbers of people along roads).
An anthology of previously released material linked together by theme or author, especially in book form.
A broadcast programme consisting of all of the episodes of a serial that have been shown in the previous week.
(philately) A stamp issue, usually commemorative, that appears simultaneously in several countries as a joint issue.
(obsolete, slang, chiefly US) An assistant waiter.
an omnibus box
adjective
Containing multiple items.
Of a transportation service, calling at every station, as opposed to express; local.
verb
(transitive) To combine (legislative bills, etc.) into a single package.
(intransitive, dated) To drive an omnibus.
(intransitive, dated) To travel or be transported by omnibus.