A term used to express disappointment or to define something as disappointing.
Dude, I think your crush likes someone else.
Well. That's a boner killer.
*after breaking your laptop*
AGHHHHHHHHH. Boner killer!
Prices shown in USD.
Type your email address below to get our free Urban Word of the Day every morning!
Emails are sent from firstname.lastname@example.org. We'll never spam you.