Top Definition
To have a semi erection.
Jae: "Ahh man, I just saw a couple a fat chicks and I only got a bonerang"
by Vkung June 11, 2009
The natural bend of a penis which resembles a boomerang.
Bills Bonerang is so impressive that he fucked that Asian chick Sally's sideways pussy in the most normal way possible.
A boner that was eject out by excessive erection and it can fly back to your nuts.
A: Look, I got a bonerang!
B: Your bonerang broke my glasses!
by SandaimeSpaceMan February 15, 2008
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