kB! 

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

K-Rock was cappin down some bloods when his gat kB'd and blew off his trigger finger.

kB! by Gus Brucker March 6, 2005

KB! 

KB! is short for KaBOOM in the glock world. Glock has defects which make them fail and hurt the shooter. Google Glock Failures.

I was firing my Glock and it blew my finger off! Thanks Glock for the KB!

KB! by MN_Jack76 October 3, 2008

KB

acronym for "kickback"
Kickback: a get-together consisting of close friends, partying and drinking. always hosted at an individual's house, a kickback consists of friends getting together to engage in party activities such as drinking etc., without the hassle and drawbacks of a big party. although an invite verbal or otherwise is not necessary it is understood that a kickback is friends only and is not to exceed 20 or 30 persons. a good option for those not wishing to get their house trashed. not to be confused with a party or rager.

KB at my place tomorrow.

KB by fruityness105 February 24, 2011

KB

Kitchen Bitch

Do you know what KB stands for? Kitchen bitch...so get off your ass and do the dishes, KB.

Oh, I thought it stood for "Go fuck yourself".

KB by T01 May 17, 2009

KB

Kitchen bitch

JAMIE MAKE ME A SANDWICH KB!

KB by samrijder April 5, 2016

kb

Kb: Knowledge Base

- Used by websites to store information pertaining their product and information about it. Usually more detailed than the standalone manual that comes with the product, these are usually used for virus databases, computer technicians, and Microsoft as a whole.

Hey check out support.microsoft.com/, they have a great KB!

kb by kairei November 14, 2011

KB

Knock Back - Play hard to get.

KB Mox 1/2 around

KB by Jefe.Robison March 18, 2016