grill marks
The marks left on a shaft after pounding a hairy dry pun or mussy.
Man, look at dem grill marks she gave me.
grill marks
When you burn the living shit out of your bud after hard roast sesh.
Chad-Dude, John over there has some hard ass fuggin grill marks after yesterday.
Trevor-No way bro, actually.
Chad-Yah
Trevor-No way bro, actually.
Chad-Yah
Grill Marks
When you've been rubbing one out for too long, and it leaves a mark.
"Ow, take it easy Stacey. I went too hard last night and now I got grill marks."