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a person who does something scumy or scuzy to you; a pet name for someone who does something low down and/or dirty.
"You took my last piece of ___ scumby."
by Diane P. February 25, 2008
a person that sleeps all day and dont do a fucking thing to better himself,
CORY is always late for work yup scumby
by hahahahayuptyup January 13, 2014