1. A common typing error for penis
2. Another word for penis expressing its greatness and hugeness of antique dimension
Man 1: Hey, if I buy you a pizza, will you show me your penos?
Man 2: Dude, are you gay?!
Zeus (dark, loud voice): Unworthy mortals, behold my mighty penos! I will punish you all!
Townsman (crying): Oh noooo!!! We're doomed now! His penos will send us straight to hades!