[syn: unfavorable, unfavourable]
WordNet (r) 3.0 (2006):
unfavourable
    adj 1: not encouraging or approving or pleasing; "unfavorable
           conditions"; "an unfavorable comparison"; "unfavorable
           comments", "unfavorable impression" [syn: unfavorable,
           unfavourable] [ant: favorable, favourable]
    2: (of winds or weather) tending to hinder or oppose;
       "unfavorable winds" [syn: unfavorable, unfavourable]
       [ant: favorable, favourable]
    3: not favorable; "made an unfavorable impression"; "unfavorable
       reviews" [syn: unfavorable, unfavourable]