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powder monkey
powder puff
powder room
powdery mildew
power
power amplifier
power base
power block
power brake
power broker
power centre
power cut
power dive
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power dressing
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power brake
pow·er brake (plural pow·er brakes)


noun 
Definition:
 
vacuum-assisted automotive brake: an automotive brake in which the pressure on a piston operates the brake cylinder
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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