look up any word, like blumpkin:
 
1.
The coolest dude that ever was.
"Man, I wish I was Chemmy."
by NotChemmy February 16, 2005
 
2.
chemmy is a common name for the small town of chelmsford ontario.
zak a boy with a large nose lives in chemmy
by jesus234 October 24, 2006
 
3.
adj. having chemicals in it or just being not headdie. originally just pot slang, but can be used for everything, even people!
1. Damn I get a headache from smokin this chemmy ass pot all day, I gotta get some more headdies.

2. Whatever, that bitch is chemmy.
by J$$$ December 11, 2003