jabronny
A jabronny is a double chin that’s so big, it’s like the person swallowed a whole pizza and forgot to chew. It could knock a guy off his feet if it wanted to.
His jabronny is so big, I think it’s got a heartbeat.
That jabronny is so huge, it could probably beat up a donut.
Her jabronny is so big, it could be used as a pillow.