1. A compliment for anything you did, looks good, or just hella more boss then what you are; opposite of a chode.
2. A small person residing in the pants of a male. Can be used to. Penetrate the opposite sex, exploding with immense pleasure and cause you to play fireman. All over her face.
1.Simon: Hey did you see his shirt?
Simon: it was hella boner!
Griff: wtf...it gave you a boner?!
2. Guy 1: Dude. I have a mexican in my pants.
Guy 2: You mean a boner?