An unusual, unexpected, or fanciful idea; a whim.
A belief or opinion:
The definition of a whim is a sudden desire to do something that wasn't planned.
Find another word for whimsey. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for whimsey, like: whimsy, flightiness, arbitrariness, whimsicality, capriciousness, notion and whim.