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A plural of bus.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.



n., pl. bus•es, bus•ses, n.
1. a large, long-bodied motor vehicle equipped with seating for passengers, usu. operating as part of a scheduled service.
2. a similar horse-drawn vehicle.
3. a passenger automobile or airplane used in a manner resembling that of a bus.
4. a heavy bar of copper or other conducting material, used to collect, carry, and distribute powerful electric currents.
5. a circuit that connects the CPU with other devices in a computer.
6. to convey or transport by bus.
7. to transport (pupils) to school by bus, esp. as a means of achieving racial integration.
8. to travel on or by means of a bus.
[1825–35; short for omnibus]



v.i., v.t. bused bussed, bus•ing bus•sing.
to work as a busboy or busgirl.
[1885–90; back formation from busboy]


Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in classic literature ?
There was a blurred rhythm in all the dull city noises-- in the clatter of the cab horses and the rumbling of the busses, in the street calls, and in the undulating tramp, tramp of the crowd.
The second lieutenant loaded the blunder busses, which could throw harpoons to the distance of a mile, and long duck-guns, with explosive bullets, which inflicted mortal wounds even to the most terrible animals.
The air here is too thin for me, and the sky's too clean; and--oh, Lord!--when you're wed to the roar of the traffic--the 'busses and the cabs and what not--the silence in these parts is downright awful.
For Peshawar-Bannu route, PTA has fixed Rs 240 for flying coaches and mini buses, Rs278 for air-conditioned buses, Rs211 for ordinary busses and Rs238 for luxury buses.
The Chinese city of Shenzen has successfully converted its fleet of public busses to run on electricity.