freeze out

Verb

 * 1)  To snub or ice out; to forcibly remove or exclude.
 * The first step in freezing out competitors is to create a superior product.
 * After finding out her horrible secret, the son froze his mother out of his life.
 * 1) * R. F. Foster
 * It is sometimes a long time before a player who is frozen out can get into a game again.