look up any word, like sparkle pony:
 
8.
The visual excess pubic hair out of women's underwear
Boy at the beach, "Did you see her? She had major onis."
by Trivet July 10, 2008
 
9.
oni
yoruban word for honey/sweetness
a strange strange girl
The oni ate peaches with ketchup.It was very strange.
by gamblo June 23, 2006
 
10.
a phrase for someone that is super annoying.
That girl was acting like such an Onis!
by beat47 February 18, 2006