neck potato

V.) When you stick your penis in mashed potatoes and as someone gives you a blowjob, it gets on their neck.

Last thanksgiving, my girlfriend and I neck potatoed.

by Dontwannasausbrjcub June 5, 2016

Mashed potato neck

Referring to a thick double or triple stacked neck. Usually worn by a skinny person with a layered neck. Often light-skin folk.

“Damn that girl got a mashed potato neck.”
“Mashed potato neck ass hoe.”

by Therealdefiner May 18, 2025