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2.
Something that is utterly terrible, dreadful or horrifying. A feeling of despair or misery. A condition which is horrendous, deplorable, or appalling.
Just about everything went wrong today, Mondays are just mizzy!
by MonaMB March 29, 2007
 
1.
miserable

see also mizzleskins
"yo that shit was mizzies"
by jslouz October 18, 2008