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
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."
by JaaagMan December 29, 2011
bob: yo what you got?
tay: v10
bob: yo.... check this out, i got v12!
tay: o fukkk, coke??! shyet...
by popolocho March 21, 2012

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