Idiom idiom
flight of fancy
Meaning
An idea, narrative, suggestion, etc., which is extremely imaginative and which appears to be entirely unrealistic, untrue, or impractical; thinking which is very speculative.
Meaning adapted from Wiktionary, available under CC BY-SA 4.0.
Examples
“His plan to build a house on the moon is just a flight of fancy.”
“The architect dismissed the client's request for a floating garden as a mere flight of fancy that ignored basic physics.”
“While the proposal was initially dismissed as a flight of fancy, the researchers eventually discovered that the imaginative concept held a kernel of scientific truth.”
Anchors to
Last updated August 10, 2026