On going release of large amounts of gas while engaged in physical activity.
In grade school during recess I participated in a pick up game of basketball. During a full court press my buddy Dale detected that someone was Bustin Cakes.
The act of releasing large amounts of noxious gas.
During a pick up basketball game Dale became aware that someone was bustin cakes while running both ends of the court.
Damn! Someone is bustin cakes! Damn!