Butt-dyno

What is Butt-dyno?


1.

A device which implements a human being's rear-end to report a vehicle's performance in acceleration or engine power.

My butt-dyno says it's faster!

See Steve


18

Random Words:

1. a FuckAssPanzeeTitter is a mother fuckin ass who is also a panzee and likes to play with their own titties Person 1:Man that dude is a ..
1. The coolest, toughest, hottest guy in the world. He likes everything that is cool; movies, metal, tattooing, playing the guitar, animati..
1. This word was created by myself and some friends of mine on a French exchange where we discovered that the French people loved using thi..