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sounding rocket
soundless
soundpost
soundproof
soundtrack
soup
soup du jour
soup kitchen
soup up
soupçon
soupfin
soupspoon
soupy
sour
sour cherry
sour cream
sour grapes
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soup up
soup up


transitive verb 
Definition:
 
modify car for power: to make changes to a car, motorcycle, engine, or similar machine in order to make it more powerful ( informal )

[<soup "drug injected into a horse to increase its speed"]
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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