From WordNet (r) 2.0 (August 2003) [wn]:
fussy
adj 1: perversely irritable [syn: crabbed, crabby, cross,
grouchy, grumpy, bad-tempered, ill-tempered]
2: overcrowded or cluttered with detail; "a busy painting"; "a
fussy design" [syn: busy]
3: exacting especially about details; "a finicky eater"; "fussy
about clothes"; "very particular about how her food was
prepared" [syn: finical, finicky, particular]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Fussy \Fuss"y\, a. [Compar. Fussier; superl. Fussiest.]
Making a fuss; disposed to make an unnecessary ado about
trifles; overnice; fidgety.
[1913 Webster]
Not at all fussy about his personal appearance. --R. G.
White.
[1913 Webster]