expression, godan verb (-ru)
label someone as; stigmatize; brand someone as
Idiomatic expression meaning to attach a (usually negative) label or stereotype to a person or group. Often used in contexts of social judgment or prejudice.
彼はすぐ人にレッテルを貼る癖がある。
He has a habit of quickly labeling people.
一度
Once you get labeled, it's hard to shake it off.