GRE TOEFL whim Definition A sudden or capricious desire or change of mind. Example "On a whim, she booked a last-minute trip to Paris." Sign in to save GRE Quiz → TOEFL Quiz → ← whilst whimper → Study tips featuring "whim" Write GRE Words Into Your Own Sentences TOEFL Academic Vocabulary: Study by Topic Related words GRE swill GRE taper GRE testy GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct