When you fuck a girl from behind, pull out and bust between her ass cheeks and mash them together.
That cunt didn't want me to bust in her, so I gave her a mayonaise sandwich
Loved by trick daddy and myself, this meal is eaten when you have no food in your house.
"damn its 4 am and i dont wanna go to the store, lemme whip up a mayo sangwich
The act of giving someone an anal tulip, then coating it with mayo, placing it between two slices of bread, and licking it clean.
"Brett's such a fag."
"Yeah, I heard he ate his partner's mayonaise sandwich once."