bannable          
adjective uk/ˈbæn.ə.bəl/ us/ˈbæn.ə.bəl/
 (因违规)可被禁赛的;可被禁止参与的
for which a person can be banned (= officially prevented) from doing or taking part in something
  For a player to send threatening messages during an online game is a bannable offence. 玩家在网络游戏中发送威胁信息是一种可能导致被禁止参与的违规行为。 
  (因违法)可被禁的
possible to ban (= refuse to allow, especially by law)
  The product may be provocative and tasteless, but it's hardly bannable. 这款产品可能具有挑衅性,也可能索然无味,但很难说有可能被禁的理由。 
 - More examples
 - Any content that promotes harassment on this board is a bannable offence.
 - Using the email system to harass or threaten other members is bannable.
 - Using the glitch technique in the game is not approved and may be bannable.
 - If you can manage to write a bannable book, the publicity will be incredible.