Meaning of “bus” - Learner’s Dictionary

bus

noun [ C ] us uk /bʌs/ plural buses

A1 a large vehicle that carries passengers by road, usually along a fixed route:

a school bus
I'll go home by bus.

More examples

bus verb [ T ] present participle mainly UK bussing, past tense and past participle bussed, present participle US busing, past tense and past participle bused

to take a group of people somewhere in a bus

(Definition of “bus” from the Cambridge Learner’s Dictionary © Cambridge University Press)