[yǐn hǔ zì wèi]   

引    虎    自    卫    引：招引。引来老虎，保卫自己。比喻企图依仗恶人，结果反受其害。

引虎自卫，拼音是yǐn hǔ zì wèi，释义是比喻依仗恶人，反受其害。

Release a tiger to protect oneself -- to bring trouble on oneself while attempting to avoid it with other means

引吭高唱    引而不发    引日成岁    引颈受戮    引狼自卫