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Slang term for the illicit drug Cannabis (marijuana).
He bro, you wanna go smoke some gunja?
by Jay Burgess April 09, 2006
Marijuana, Weed, Etc... of the Jamaican variety
'Me jest luv me some chronic gunja' - Doggystyle (Snoop Dogg) CD insert
by droolz August 29, 2003
Originally a Malaysian word for Marijuana...

"I have some good quality gunja"
by Emmett October 09, 2003
weed, similar to ganja
lets go smoke sum muthafuckin gunja nigga
by gh0stk1d August 05, 2006