SAT GRE TOEFL fatuous Definition Silly and foolish, often in a self-satisfied way. Example "The politician dismissed the argument as fatuous nonsense." Sign in to save SAT PDF — $25 GRE PDF — $25 TOEFL PDF — $25 ← fatigue faucet → Study tips featuring "fatuous" TOEFL Academic Vocabulary: Study by Topic How Context Clues Save You on the SAT Related words SAT antonym SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal