Definitions by Sir Psycho Sexy

waist-shake 

A slang term for sexual intercourse, coined by some Japanese kids during a soccer practice. Must *always* be accompanied by a pelvic thrust or two.

Waist-shake? *pelvic thrusting*

waist-shake by Sir Psycho Sexy July 16, 2008

havin' a roni 

The process of excreating (taking a shit) and ejaculating at the same time. Hence, havin' a roni.

"Do you know what it's like, havin' a roni?"

First used on the 1989 song "Havin' A Roni" on Vanilla Ice's debut album "Hooked". Also on "To The Extreme"

havin' a roni by Sir Psycho Sexy May 24, 2006