Brick of a shit 

An exceptionally large poop.

Andrew: I need to go pee.

Rachel: I just took a brick of a shit in the bathroom.

Andrew: Oh, I’ll just go pee outside then.

Brick of a shit by Turry911 July 15, 2019

dumber than a box of brick shit

completly useless , waste of skin on a voyage to dipshit land.

That cop was dumber than a box of brick shit.
That guy really thought his wife got lost in oklahoma for six hours. He must be dumber than a box of brick shit.

dumber than a box of brick shit by pinhead77 December 15, 2008

shitting bricks out of a duck’s bum 

It means “to push something large through a small hole or entrance that can be very painful or difficult to get rid of”.

(Feeling constipated)
“Man, I’m gonna be shitting bricks out of a duck’s bum if don’t poop soon”.

shitting bricks out of a duck’s bum by Miltalie November 16, 2023