Kaboom, A massive gun malfunction that happens when a round is fired: this causes the weapon to blow up and may injure the shooter. This usually happens to old guns or to those who reload their ammo improperly
by Gus Brucker March 6, 2005
Get the kB!mug. by Arby February 8, 2003
Get the !kbmug. KB! is short for KaBOOM in the glock world. Glock has defects which make them fail and hurt the shooter. Google Glock Failures.
by MN_Jack76 October 3, 2008
Get the KB!mug. by K-boy August 2, 2016
Get the KBSmug. A shortened, text-version of "keyboard."
by ignoremeplzthanks November 10, 2019
Get the kbmug. 1)Shortened for Knock-back. When someone asks another to have sex with them but they reject the asker.
2)Now commonly used in the Uk as rejected
2)Now commonly used in the Uk as rejected
1) 'Hey baby wanna shag?'
'No thanks.'
'Omg you like totally kb'd me
2) You start talking to someone and they ignore you
Aaah! KB
'No thanks.'
'Omg you like totally kb'd me
2) You start talking to someone and they ignore you
Aaah! KB
by BettyTom October 31, 2007
Get the kbmug. 