put someone down as something        
phrasal verb with put verb uk/pʊt/ us/pʊt/  putting | put
 认为(尤指不熟的人)是,将(尤指不熟的人)看作
to think that someone is a particular type of person, especially when you do not know them very well
  I'd hate them to put me down as a snob. 我讨厌他们把我看作势利小人。