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bus bar

 - 2 dictionary results

bus

1[buhs] noun, plural bus⋅es, bus⋅ses, verb, bused or bussed, bus⋅ing or bus⋅sing.
–noun
1. a large motor vehicle, having a long body, equipped with seats or benches for passengers, usually operating as part of a scheduled service; omnibus.
2. a similar horse-drawn vehicle.
3. a passenger automobile or airplane used in a manner resembling that of a bus.
4. any vehicle operated to transport children to school.
5. a low, movable filing cabinet.
6. Electricity. Also called bus bar, bus⋅bar [buhs-bahr] . a heavy conductor, often made of copper in the shape of a bar, used to collect, carry, and distribute powerful electric currents, as those produced by generators.
7. Computers. a circuit that connects the CPU with other devices in a computer.
–verb (used with object)
8. to convey or transport by bus: to bus the tourists to another hotel.
9. to transport (pupils) to school by bus, esp. as a means of achieving racial integration.
–verb (used without object)
10. to travel on or by means of a bus: We bused to New York on a theater trip.

Origin:
1825–35; short for omnibus; (def. 6) short for omnibus bar
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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bus bar  
n.   Electricity
A conducting bar that carries heavy currents to supply several electric circuits.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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