pigeonhole

/ˈpɪdʒənhəʊl/ verb [I or T]

Definition

› disapproving to form a fixed and often unfair idea of what someone or something is like: They say reviewers are pigeonholing their studies and making unfair judgements about potentially useful research.be pigeonholed as sth We decided to drop the .com in our name because we didn't want to be pigeonholed as an internet company. I was pigeonholed early in my career.

(Definition of pigeonhole verb from the Cambridge Business English Dictionary © Cambridge University Press)