Obscure, possibly archaic Puerto Rican slang for "badass."
Yo, you see how he just snuffed that motherfucker? Shit was fuckin duro, man.
by boricua_wordsmith April 19, 2011
Columbian slang for the term "horny". Craving sex. A lusty feeling.
Yo soy duro. Cogemonos
by Dru Levin May 06, 2006