Bucking the mustard is basically having diarrhea so bad it's squirting yellow from your rectum like someone's squeezing a bottle of mustard and it farts towards the end. Generally followed by the sound of someone scrubbing the shit splatters off the side of the bowl.
Man, I was up all night bucking the mustard.
Jill: Yeah don't bother coming to work, I don't want what you have.
man: I will call tomorrow and let you know if I am feeling better.
Jill: Okay
Jill: Yeah don't bother coming to work, I don't want what you have.
man: I will call tomorrow and let you know if I am feeling better.
Jill: Okay
by rhonin66 March 2, 2021

by MissMissile May 22, 2011

it is a really good camp located in new milford ct. it is a good art camp. i love it. please go to that camp.
by handatoe June 19, 2020

by SsabMurD July 17, 2024

A group of young lads that always hang out together. They often have girls creaming at the sight of them. These lads are mad for the sesh.
by McDickgrabber January 14, 2020

to vomit
"Oh shit look at PJ, he's about to chuck the buck!"
"Yeah, he shouldn't have eaten all those cardboard boxes"
"Yeah, he shouldn't have eaten all those cardboard boxes"
by DudeBroKowski September 29, 2022

Short for buck naked.
Person 1 - God those old dudes at our gym will just go buck right in front of you. No shame at all.
Person 2 - Fucking nasty, bro.
Person 2 - Fucking nasty, bro.
by Hræzlyr May 28, 2019
