cockroach beetle his ass

when a bug jumps on you and you spasm. but u are doing this action to someone else

i will cockroach beetle his ass next time

cockroach ass

usually caused by being overweight. often exacerbated if the person already had a flat ass. the two asscheeks meet at the bottom to form almost a point. reminiscent of the bottom of cockroach's body.

"man that chick needs to do some squats or something before she gets full blown cockroach ass"