the process of cutting a hole in the bottom of a LARGE bucket of popcorn sticking your dick through it and letting the other person give you a hand job
made famous by Kevin Hart in his comedy special: Zero Fucks Given
butter beatoff:
Ha-ha! Ah. A butter beat-off. I know that's right. a butter beat-off
An belt-drive supercharger using a rubber belt, often a serpentine belt, to transfer power from the engine to the supercharger. Compare to "turbocharger" which is a turbine-driven supercharger.
Mustang guys don't like turbochargers, they all use beltochargers for their big V8s.