to make someone feel that they are not part of a group by being unfriendly towards that person, or to stop someone from being included in an arrangement or activity排挤,排斥
I felt I was being frozen out of/from the discussions.我感觉他们在排挤我,不让我参加讨论。
He believed that organizations like theirs were being frozen out.他认为他们那一类的组织被排除在外了。