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2.
its not above average or even average. mersh is brick weed or the weed that someone grew last year and it was so shitty then no one bought it. often seedy and stemy. good only for when you are jonsin'
Mike and I didn't have any good nuggs so me blazed up some mersh.
by averill April 14, 2003
 
1.
commercial weed, reffering to some undankified chronic
Josh, the mersh-king, sells some pretty mershy, un-greeizy shit, and gets his dog high on S. Allen.
by Anonymous March 09, 2003
 
3.
adj. describing something of average or slightly above average quality.
These are some pretty mershy nugs.
by Anonymous December 17, 2002