look up any word, like swag:
 
43.
to have great sex for hours in many positions!
guy 1: Hey dawg did you make the BOOM??

guy 2: Hell yeah shit was amazing!!!
by xxpartyBoyxx October 30, 2009
 
44.
What you say when someone says something that sounds perverted. Kinda like "that's what she said"
person 1: Gosh that thing is big
person 2: boom
 
45.
The name of a very butch lesbian. Usually very unattractive and loud.
Yo, dat boom over there just beat up that guy. Then he ran away crying.
by Lesliesscareme April 30, 2009
 
46.
big, putruding, humoungus,
omgg look at that girls forehead.
BOOM!
by ENGLISH SEC 5 April 17, 2009
 
47.
South African slang for Ganja, Herb, Weed.. The word originated from Afrikaans (local language - close to Dutch) for the Tree.
All I feel like doing is getting goofed up on some boom and playing Xbox
by Mole85 September 03, 2010
 
48.
What do bombs do? they go "boom"

So hella bomb girls are boom...
that girl is hella boom!
by Slouie July 29, 2010
 
49.
sometimes said boom ting(chavs version) meaning amazing.
josh: omfg dude your hair is boom D:
skye: noo way yours is the freakin sex (:
by ZöeeVuitton. September 28, 2009