Poronga in Argentina is synonymous with penis.
It is a vulgar way of referring to the male sexual organ of many animals, especially erection. Penis, cock. In Argentina it can also mean useless, useless.
It's a way to call . male sexual organ. Apparently it comes from the word boss, because the penis is the head of the copula
For etymology see: Porongo.
insult typical to say many Argentines to refer to something that does not serve example: This pencil is one poronga not write well
The expression " forros " is a rioplatense slang (Argentina, Uruguay ) It refers to the virile male member, also this expression is used in the criminal term in reference to person of respect among their peers or capo prison Pavilion.