A firm, brick-like buttocks assembly usually rounding out a shaved crotch and hole.
Bi Curious SWM ISO young twink for treat-filled nights and days of romance. I am an in shape 43 year old leather Daddy with bear chest and great Jock Butt.
When someone's jockstrap is wiggling from their anus, and gets the strap stuck on a jammed cock lock.
"I was rushing to class when I got Butt jock cock-in-a-locked and was stuck in place until the paramedics came along."
"Did you see Angelo get butt jock cock-in-a-locked during recess?"