It's when you bone two or more (usually three) of the hottest babes you know, at the same time. A few rules apply
1) You must know or have met all the babes
2) They must be
hot as fuck
3) A sum of money may be involved to stimulate their
participation
4) Video equipment may be utilized for future benification
5) You must
literally bone every babe, all at once, for it to be true bonination
6) All the babes must get with eachother too