fallacious
adj 1: containing or based on a fallacy; "fallacious reasoning";
"an unsound argument" [syn: {unsound}]
2: intended to deceive; "deceitful advertising"; "fallacious
testimony"; "smooth, shining, and deceitful as thin ice"
S.T.Coleridge; "a fraudulent scheme to escape paying
taxes" [syn: {deceitful}, {fraudulent}]
3: based on an incorrect or misleading notion or information;
"fallacious hope"