Bad reputation; poor reception — when something is received unfavorably by the public or customers.
その映画は批評家から不評を買った。
The film received poor reviews from critics.
あのレストランはサービスが悪く、不評だと聞いた。
I heard that restaurant has a bad reputation because of poor service.
新製品は発売直後から不評で、売上が伸び悩んでいる。
The new product has been poorly received since its launch, and sales are sluggish.