Mustard Hotdog 

The act of thrusting the penis between the folds of an overweight person's stomach, ejaculating and the consequently vomiting over the member. The addition of menstrual blood causes the act to be known as a Mustard and Ketchup Hotdog.

"That fat girl let me do a Mustard Hotdog on her. It was messy"

Mustard Hotdog by CountSpunkula February 22, 2010

The Mustard Hotdog 

During vaginal intercourse as you are pulling out and she shits on your dick like putting mustard on a hotdog then she proceed to give u head and eat her shit in one whole piece.

Me: I was fucking this chick the other day and she gave me The Mustard Hotdog.
Boy 1: Damn bro I wish my girl would give me The Mustard Hotdog.
Girl 1: You wish boy that's nasty as fuck I will stick to blumpkins.

The Mustard Hotdog by IIIMankebeater69III August 24, 2021

hotdog and mustard pizza 

The most vile combination of pizza toppings known to man-kind. Typically found in the frozen aisles of a British Aldi supermarket.

Person A: What the hell is that? It looks disgusting.

Person B: A hotdog and mustard pizza, with stuffed cheese crust.
Person A: I'm going to vomit.
Person B: I just did.

hotdog and mustard pizza by unixfreak October 29, 2022

Hot dog with mustard, hold the ketchup 

When a guy is receiving a blowjob from his girl and as she attempts to deep throat him she suddenly sneezes so violently she ejects from her nose a yellowish snot trail all over his majestic manhood plus she accidentally bites his magnificent va-jay-jay impaler but it doesn’t quite draw blood.

Thanks to her allergies and missing teeth, Belinda created a hot dog with mustard, hold the ketchup situation last night on her date with Homer.

Hot dog with mustard, hold the ketchup by theinstigator June 3, 2016