a person who pretends to be someone or something that he or she is not, as to deceive or cheat others
Origin of impostorFrench imposteur ; from Late Latin impostor ; from past participle of Classical Latin imponere: see impose
One who engages in deception under an assumed name or identity.
Origin of impostorFrench imposteur, from Latin impostor, one who assigns a name, from impostus, variant of impositus, past participle of imp&omacron;nere, to place upon; see impose.
From Middle French imposteur