Sexual act in which male takes testicle and shoves it down a laid down woman or man's butt crack. The laid down woman or man squeezes his/her butt cheeks together with great force. The man performing the act then puts one foot on the laid down woman or man and pulls the testicle all the way down the butt crack and shoves it into the laid down woman or man's anus.

When a males testicles become trapped in the perineum area between the scrotum and the anal passage, causing a sweaty testicular mess.

a bad poker hand

When you slide on your knees naked and erect on a slip and slide only to come to an abrupt stop at the end and fall forward letting your cock slide into a conveniently placed asshole

When a man doesn’t wipe his ass after a shit, leading to shitty balls. Aka: gutterballs

A disappointment or missed opportunity; an effort which leads to complete failure. The term is frequently utilized to infer unconditional defeat, or in describing feelings of resigned, chronic dispair. As in bowling, there can be a prolonged experience of knowing the failure has occurred but take some brief moments to conclude (the ball may roll to the gutter at the top of the lane), and lumber to miss any bowling pins at length.

The state one experiences when their mind is roaming, or "in the gutter", which results in a subsequent erection. The lack of release results in Blue Balls, ergo, Gutterballs.