oreimo

An oreimo is a male that has a lot of girlfriends, but dumps them all to marry his sister.
"Don't end up like an oreimo."

"Look at that guy, he's an oreimo"
by Tobiichi Origami January 26, 2014
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oreimo

I f you enjoy Oreimo then GET THE FUCK AWAY FROM YOUR SISTER!!!!!
by Dragonbrine12 April 19, 2018
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