A messy bun that a girl wears after a long night of being crunk. A bun worn high on top of the head that lets everyone know that you were crunk the night before and still too drunk to do your hair and now your hair looks tow-up.
lesbian. The expression probably comes from the typical hairstyle of a rug muncher, which is too short to put up in a bun, but for some reason, she tries anyway.
My friend: "She's pretty in a boyish sort of way."
Me: "Forget it. She's a struggle-bun."