Pubic hair, immediately above the genitals abdomen area. It comes from the latin pecten, inis ( " 34 pubis; ). He is called so who begins puberty, pointing as very young or immature. Then the voice evolved and was thus called up to children, and by metonymy became an insult to nominate people " child, silly as 34 children; ending as synonymous with any negative features, typical of a child, or not. Argentina is not necessarily an insult. In Mexico, Yes. See: Pendejismo.
Used in Peru as well
