FEMALE DOG (it does not mean female dog so if someone call you a perra slap them ð but in Hispanic countries it can be used as an insult or just a normal thing to call your friend
JOKE
Friend 1:QUE PASA PERRA
-WASSUP BITCH
Friend 2:nada y tu?
-nothing, you?
Or
INSULT
Friend 1: PERRA ESTUPIDA
-STUPID BITCH
Friend 2: CUÃL ES TU PROBLEMA