Dirty and run-down; shabby; seedy; miserable or wretched.

Similar to the words crappy & crummy
I threw up when my stomach was feeling cruppy.
by Dogbreath9000 December 27, 2008
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*Erases a profanity*
"Darn it, now there are cruppies all over my paper!"
by TheWhiteGirl March 28, 2013
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