A fork of Rural Dictionary
O.T.N - a slang word for penis. It originated in Giga-p's original song Gigantic O.T.N.
It comes from the word "Ochinchin" which is slang for penis in Japan. When O.T.N is pronounced out loud it sounds like "Ochin".
"What's that song's name?" "That's Gigantic O.T.N."