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an expression such as disgusting, yucky, horrid, gross...usually in taste.
Melissa "Blech! that shirt with those jeans makes me want to gag!"
-or-
Susan "Blech! eww, this pizza tastes rancid!"
by fred almighty April 17, 2007
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2
A) a sound used to describe boredom, or mediocrtie; B)to find something wholly offensive as to want to throw up to purge the sensation from the mind and/or body; C) average
Rachel and Jonny are sitting on a couch. Rachel asks Jonny what he's feeling. Jonny replies, "Blech."
by Anna-Elizabeth May 26, 2005
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6
used when one must go to one's work, but hates their work because of crappy pay, crappy hours, and crappy bosses.
Hey amber, When do you work?

Friday or saturday; Blech! I hate Forza!
by Wes Ton More O October 22, 2008
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7
A smelly bitch...thats right you heard me!
"I was driving and all of a sudden I started smelling something sort of like rotten milk and I knew Blech had to be near...she smells like rotten milk"
by HOTTIE November 09, 2004
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