1Discontent or dissatisfaction, and the words expressing it — a complaint or grievance about a situation or how one has been treated.
社員たちは給料の低さに不平を言っている。
The employees are complaining about low wages.
彼は何かと不平が多くて、話を聞くのが疲れる。
He has complaints about everything, and it's tiring to listen to him.
不平があるなら、我慢せずにはっきり言った方がいい。
If you have a complaint, it's better to say it clearly instead of holding it in.
新しいルールに不平を漏らす社員も少なくなかった。
Quite a few employees grumbled about the new rule.