Buttered my corn
It’s when you are having relations with your special lady in the back door. Just as you’re about to pop you pull out and fill up the crack between her cheeks.
Gretchen: hey Amy, why you keep tugging at your shirt shorts?
Amy: oh Ken buttered my corn and now my shorts keep sticking to my cheeks.
Amy: oh Ken buttered my corn and now my shorts keep sticking to my cheeks.