V12
A petrol engine with two banks of six cylinders arranged in a Vee shape.
"What engine is under the Q7's bonnet?"
"A 6.0 V12 diesel engine."
"Crikey."
by JaaagMan December 29, 2011

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Top Definition
An engine with twelve cylinders and pistons arranged in a v formation as would be a v6 or v8 etc etc. there are many engines in the v formula usualy with an even number of pistons although notable exceptions are vw's v5 engine. v12 engines are probably most commonly associated with the marque Jaguar.
a Jaguar XJ-S is fitted with a v-12 engine.
by mr gavin January 21, 2007

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One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

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