the stain that is left behind on your black jeans after a naked girl sits on your lap.
Aughhh get her off me, she's cookie staining my pants!
by Blackmeowcat July 14, 2004
1 more definition
stains left over from cookies that were crushed on the ground by someones feet.
I was in the bowling alley and found cookiestains on the lane from the kids party before.
by Bowlgd84 October 20, 2009