'Unflattering' definitions:

Definition of 'unflattering'

(from WordNet)
adjective
Showing or representing unfavorably; "an unflattering portrait"; "an uncomplimentary dress" [syn: unflattering, uncomplimentary] [ant: flattering]

Definition of 'Unflattering'

From: GCIDE

Synonyms of 'unflattering'

From: Moby Thesaurus