Meaning of unfavourable

(adj) not encouraging or approving or pleasing; "unfavorable conditions"; "an unfavorable comparison"; "unfavorable comments"; "unfavorable impression"

(of winds or weather) tending to hinder or oppose; "unfavorable winds"

involving or creating circumstances detrimental to success or effectiveness; "a disadvantageous outcome"; "a well-known study from the 1970's showed that gender stereotyping placed women in a disadvantageous position"; "made an unfavorable impression"