Obnoxiously stupid, vacantly silly, content in one's foolishness. (adjective)
Examples of word fatuous
I'm surprised that when I looked up the word fatuous in the dictionary, your name and picture weren't next to it.
Polysemaniacs cannot read or hear the word fatuous without conjuring up some image or other of fatness, possibly a paunchy wise-guy at a party.
Gore has that most annoying of characteristics of those on the Left, namely a fatuous belief that they are motivated by selfless regard for the planet, while everyone in business is motivated by a complete disregard for what is environmentally responsible.
Her answers to other question can only be described as fatuous, making the viewer want to replace her with a Barbie doll in order to obtain a higher intellectual bandwidth.
Jay was so upset by the network\'s inability to commit to his contract that he disappeared from the show\'s holiday party early, while the likes of \ "Mr. Anecdote, \" Fred De Cordova, was on stage performing some kind of fatuous satire with other members of the NBC brass.