Dictionary
im•pos•ture
Pronunciation: (im-pos'chur), [key]—
n.
1. the action or practice of imposing fraudulently upon others.
2. deception using an assumed character, identity, or name, as by an impostor.
3. an instance or piece of fraudulent imposition.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.