Kook Strap
A degrogatory name for a surfboard leash, in particular when used on a longboard.
"That friggen' hodad pearled his Bic so bad on that little ankle biter than he nearly choked himself with his kook strap."
"Dude, it's only like two feet out there. Are you really gonna use your friggen kook strap?"
"Dude, it's only like two feet out there. Are you really gonna use your friggen kook strap?"