Verb (5-dan, む, transitive)
1. to surround; to encircle; to enclose; to fence; to wall in
この町は森に囲まれている。This town is surrounded by a forest.
2. to besiege; to lay siege to
敵の軍が城を囲んだ。The enemy army laid siege to the castle.
3. to play (go, shogi, etc.)