chin potatoes
when your nut are on her (or His) chin
that bitch loves when i give her some chin potatoes.
Mashed potato chin
The fat underneath the chin most notably seen when one lowers their head.
Damn she's got a bad mashed potato chin. Did you see it when she was looking down?
Chinning potato
A potato with multiple chins or a couch potato of a person with multiple chins
DAMN you're a chinning potato