Meaning of faux-naïf

faux-na•ïf

Pronunciation: (fō'nä-ēf'), [key]
— adj.
  1. marked by a pretense of simplicity or innocence; disingenuous.
—n.
  1. a person who shrewdly affects an attitude or pose of simplicity or innocence.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.