When someone, most often a
male, says or does
something thats unnecessarily mean or
stupid. Male version of bitch move. Or a when i man thinks with his dick and not he brain.
Cindy: Hey john, do these pants make my me look fat?
John: Don't be
stupid Cindy, of course they do.
Cindy: Wow,
boner move right there.
Lucy: Did you know your boyfriend went home with that slutty
girl last night after the party?
Taylor: Well after that boner move hes not going to be my boyfriend anymore!