fatuous

/ˈfætʃuəs/
adjective
  1. Silly, foolish, or showing a lack of intelligence, especially in a self-satisfied way.
    • His fatuous comments during the meeting made everyone roll their eyes.
    • The movie was full of fatuous jokes that only a child would find funny.
    • She gave a fatuous smile, not realizing how ridiculous she looked.
What does "fatuous" mean? | whatsthatwordmean | whatsthatwordmean