Oamaru 

Oamaru, New Zealand. Located on the east coast of the south island. Lamest excuse for a town with about 15,000 people (Majority of town are bogans or old people)

There's a whole in the world like a big black pit and its filled with people who are filled with shit and the vermin of the world inhabit it and it goes by the name of Oamaru

Oamaru by Tyranasaurus sex March 22, 2009

Oamaru 

A stagnet, festering sleaze pit.

Girl 1"God, a girl can't even walk down the street without getting a drunken call from sleazy pigs these days!"
Girl 2"Ah, you must live in Oamaru."

Oamaru by Tyrannasaurus Sex. May 5, 2009

Oumaru

A very temperamental person, who can inadvertently enters into more than one sexual relationship. But very fast to ejaculate during sexual intercourse. Very intellectual and also a knowledge seeker.

1. Mary discovered that her brother was a Oumaru
2. Janet boyfriend is a typical Oumaru

Oumaru by leyiquoy October 12, 2019

Omaru 

he is the Best in the universe and has a massive cock , he is respected by all and he is a god

Omaru is a God and a Legend

Omaru by dxddy is a Gawd November 11, 2019

osamaru

It's a stealthy way of calling someone a masochist. if you read "Osamaru" backwards you get the message "Ur a maso".

Guy 1: Man that crazy girl abuses me everyday!
Guy 2: Why won't you break up with her then?
Guy 1: I still like her though.
Guy 2: Dude I didn't know you were such an osamaru

osamaru by Sadodere August 14, 2018