As a Verb or Adjective:
1. In sports, to tell a player to leave the playing field because they have broken the rules of the game in some way. English = send off, dismiss.
2. In sports and games, to have done something which means you can no longer participate. English = (be) out.
As Modifier:
1. A Signed English sign for the English word 'out' used in all its senses.