Dictionary
men•da•cious
Pronunciation: (men-dā'shus), [key]—
adj.
1. telling lies, esp. habitually; dishonest; lying; untruthful:
a mendacious person.
2. false or untrue:
a mendacious report. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.