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 22, 2007
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To have sex in a very short length of time.
To ejaculate quickly.
" Alicia let me fuck in the bathroom at the party. I had a V-12 nut that only took 2 minutes."
by Bo Factz October 17, 2014
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