Main Entry:

¹bus

Pronunciation:

\ˈbəs\

Function:

noun

Inflected Form(s):

plural bus·es also bus·ses

Usage:

often attributive

Etymology:

short for omnibus

Date:

circa 1909

1 a: a large motor vehicle designed to carry passengers usually along a fixed route according to a schedule b: automobile2: a small hand truck3 a: bus bar b: a set of parallel conductors in a computer system that forms a main transmission path4: a spacecraft or missile that carries one or more detachable devices (as warheads)