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. One has the intention of going to a party to drink excessively and get wild, but then slowly realizes that he/she is hanging out with a ..
1. n. 1. an affirmative response Josephs, do you want frenches on your knowledge center? Da Ba Course!..
1. 1) When a man is about to nail a woman anally but finds, to his dismay, that there is already a butt-plug situated in the confines of he..