The Rice University Neologisms Database

violently funny, cool in an unorthodox way The organization exists to provide members a place to practice comedy and bend social norms. The gesture of your fist hitting your chest is often associated with affirming your existence and making your mark, much as the members of this organization do. So the gesture, and the sound that accompanies it, became a symbol for the group, and the word for the sound came to stand for how the group members perceive themselves.