When sperm dries and hardens on your penis.
Hey mark how do I get rid of mustard cock?
When you hit that millionth nut and get that holy nut(A.K.A gold nut).
Bro, I Mustard Creamed all over your sister.
the blood of a duck; or also the smell of a duck that you usually get on your person from duck hunting for several hours. also when you nail a duck and he goes down on the first gunshot. per Jacob
Man you got duck mustard all over you.
You mustard his azz.
"When you comment on something even though no one fucking asked after your opinion but you wanna annoy the shit out of people anyway"
"Why is Alina always spilling the mustard everywhere?"
"I don't know, maybe she want's attention"
When you're fucking and the girl has a cut on her and you jizz onto it.
Yo man I heard they were fucking so hard he mustard scabbed her
Semen, cum, sperm, vaginal secretion.
That hooker last night swallowed all of my love mustard.
What you say when you shoot big-ass lasers
player 1:OMG i found a weapom
player 2:SHOOT IT BITCH
player1: MUSTARD JAR!!!!!!!!!!!!!!!!!!!!!!!!!