1 definition by SmellyFishMan

Top Definition
A term used to describe the feeling you get after smoking marijuana and can also be used to refer to the ganja itself.
"My friends and i just smoked a fat blunt and we're pretty Gwan."

"Hey man you got any Gwan?"

by SmellyFishMan July 05, 2009
Mug icon
Buy a Gwan mug!