Turrtle Neck -Suspending a turd as it exits ones rectum to prevent release.

When one dude is on another dudes shoulders and the guy on top has "turtle necked" (ground his dick on) the back of standing guys neck.

when someone is hit so hard in the head their neck is extended a little.

The act of pushing a circumcised glans into the shaft of the penis, as if to turn it inside out. Then wrapping the scrotum over said inverted penis, and holding this formation until stuck. The penis will slowly reverse to normal in a turtle-neck-like-fashion.

When you've been holing a shit in for too long and it starts to poke out.

Slapping someone on there neck so hard that there head and neck sink into there shoulders looking as if a turtle in its shell

A CURSE WORD(verb)
when you cant find a good word to curse
Angry at someone(noun)