Stands for "I Blame The Patriarchy"
Women are oppressed daily worldwide, and IBTP.
by mj121 July 02, 2007
acronym; In Before The Poll
In a message board thread well-suited for a poll, but not yet having a poll, a poster might come along and post "IBTP." All users of the AR15 know this.
by DrMark August 17, 2006