Definition from Wiktionary, the free dictionary
- (informal) Fastidious and fussy; difficult to please; exacting, especially about details.
- The baby was finicky until her diaper was changed.
- (informal) Demanding, requiring above-normal care.
- The lawnmower is a bit finicky in cold weather.
- The forms finickier and finickiest also exist, but are quite rare, and perhaps nonstandard. The forms more finicky and most finicky are much more common, and certainly standard.