Shit Tuck 

When you pull your pants up after taking a shit and your shirt is still partially tucked in on one side.

James rushed out of the bathroom after taking a big shit, but before leaving, he noticed he had a severe shit tuck forcing him to untuck his shirt.

Shit Tuck by SlimeyQ September 20, 2021

Shit-Tucky Mushroom 

When you take your dick, tuck it under the scrotum and taint, then tuck in real good and deep ‘tween your ass cheeks.

The family campfire was going great until uncle Frank came out the trailer showing off his shit-tucky mushroom.

My girlfriend has a shit-tucky mushroom.

It was within the hallowed walls of the gym locker room that observed the performance of the shit-tucky mushroom. I would never have believed it had I not seen it myself.

Shit-Tucky Mushroom by Dick Onchin October 31, 2020

Shittucky

Derogatory slang for "Kentucky".

Oh man, does anything not suck ass in this state? No wonder they call it Shittucky.

Shittucky by Bonch Nifkin June 17, 2011