WordWeb Online

1. Avoid and stay away from deliberately; stay clear of
   "shun fattening foods if you want to lose weight";
   - eschew
    
2. Expel from a community or group
   - banish, ban, ostracize, ostracise [Brit], cast out, blackball

Derived forms: shunned, shunning, shuns

Type of: avoid, expel, kick out [informal], throw out

Encyclopedia: Shun