A form of Judo, typical of the Puerto Rican communities in the five boroughs of New York City as well as large parts of South Florida. This "street" form of martial arts involves totting a knife or gun in the fight without the knowledge of your opponent. Please see example below...
Hector: Imma beat yo ass kung-fu style!!
Ricardo: Chutup you! I do dat Puerto Rican Judo!
Hector: What the fuck is dat sheit?!?
Ricardo: Judo-know if I gada knife, judo-know if I gada gun!