look up any word, like cunt:
 
1.
A common 1337 expression for people playing a gun-related game such as Soldier Front, Call of Duty, etc. Meaning that they killed someone (with headshot or not.)
Player1 shoots Player2 in the head.
Player1: b00m headshot!
Player 2: -.- wtf n00b!
Player1: Too bad nub.
by N0 h43dsh0ts pl0x January 08, 2009
 
2.
an explosion of excitement or a taunt boasting- JoeL_b00m
1.Ha ha ha b00m In the face! 2. b00m how do you like them apples!
by JoeL b00m August 05, 2011
 
3.
p1mp daddy, super l33t, ownz y0ur mom, and y0ur dad, has sk1ll 0ver your siblings, deserves to live, someone with giant penis. someone with absolute sk1ll.
I am b00m
by hax0r do0d May 22, 2003
 
4.
A bull cut, a bad haricut
a bad bullcut, homemade
by Anonymous October 07, 2003
 
5.
Some kid with no job that mooches off his parents hard labor so he can sleep until 1:00pm EST play in the hot tub or waste time not looking for a job on irc.
b00m get a fucking job.
by Emmanuel Goldstein September 23, 2003