Dictionary definition for: Fallacious
1. (s) containing or based on a fallacy; "fallacious reasoning" "an unsound argument"
2. (s) intended to deceive; "deceitful advertising" "fallacious testimony" "smooth, shining, and deceitful as thin ice" - S.T.Coleridge; "a fraudulent scheme to escape paying taxes"
3. (s) based on an incorrect or misleading notion or information; "fallacious hope"
WordNet 2.1 Copyright Princeton University. All rights reserved.