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1.
someone who is sophisticated yet has a dash of craziness to them.
man you're nunners.

that guy was so nunners last night.
by The Gigga Man November 03, 2008
 
2.
The part of the male anatomy that is used to deposit sperm into the female during reproduction. "Nunner Lover" is a person who loves nunners.
Women like men with big nunners.
My dog's nunner is big for his size.
Did you know that turtles are the only reptiles with a true nunner?
by Elvia February 06, 2008