Definitions by Chris Rubin, aka Big Rube, aka Teach

decievious 

A combination of decieve and devious, it is the "dece" of decieve and "vious" of devious. It is the act of fooling someone and deviously planning something ill natured.

"Don't listen to a word that broad says, she's mad decievious"

decievious by Chris Rubin, aka Big Rube, aka Teach August 30, 2008