look up any word, like kappa:
 
7.
An evil laugh or other exclamation of dominance
by Trigg February 14, 2004
 
15.
Evil laugh, sometimes refering to a person who believes he is evil and powerful, yet is small and useless.
Bwahaha i'm going to take over the world!
by Chris February 15, 2004
 
16.
a crazed laugh made by someone, on such things as messenger or in a e-mail and or comment on a guestbook.
"Bwahahah i win! You lose"

"Bwahaha you suck"

"Bwahaha i am a Genius"
by Lauren Etchells February 14, 2004
 
17.
A sound made by the socialy retarded in a vain attempt to sound cool online. This sound is rarely heard in real life. Even smacktards aren't that stupid, as to utter it outloud in public.
"I own this match!! Bwahaha!!!"
"Bwahahahyou cant' hurt me! not with my cheese helmet!!
by CrutchCricket February 17, 2004
 
18.
A) An example of onomonopia

B) The laugh of some1 who is completely and utterly emersed in their own imagined evilness

C) The mantra of george w bush
A) Look it up if you don't believe me

B) You know its true

C) Think about it. Itll dawn on you
by hehehe666 May 07, 2004
 
19.
A crazy saying that insane witches and people like myself say to attract attention to themselves
Nobody was looking at me, so I shouted out "Bwahahahahahahahahaha" at the top of my lungs and then ripped off my shirt.
by Shelby February 15, 2004
 
20.
a gay way of laughing in internet loser lingo
Al: If your gay, then laugh...
Cy: BWAHAHA!!!
by Dirty February 15, 2004