You Can't Whoop Me
A term used by trashier/lower class people. Used usually when a fight is imminent, "You can't whoop me" pretty much means "You can't beat me." Most of the time the person who says this loses.
Person 1: Square up real quick
Person 2: Why, you can't whoop me.
Person 1: We'll see about that...
*Person 1 whoops Person 2*
Person 2: Why, you can't whoop me.
Person 1: We'll see about that...
*Person 1 whoops Person 2*