'overnice' definitions:

Definition of 'overnice'

(from WordNet)
adjective
Excessively fastidious and easily disgusted; "too nice about his food to take to camp cooking"; "so squeamish he would only touch the toilet handle with his elbow" [syn: dainty, nice, overnice, prissy, squeamish]

Synonyms of 'overnice'

From: Moby Thesaurus