This is when the gayness level in your surrounding area becomes so incredibly high that all males must protect their asses, either with their hands or an anal bum cover

Intelligence agency term for "psychological operation". A government or corporate-sponsored operation, usually taking the form of a "terrorist attack" or "crazed gunman on a spree", with the intent of panicking the public into demanding more police and laws inhibiting freedom. Psyops are usually carried out by drugging a civilian or group of civilians with aggression-promoting drugs, psyching them up, arming them, and sending them out to commit mayhem. Government-sponsored terrorism. See also blackshirts, conspiracy

Goes hand in hand with the homometer. When the homometer reaches epic proportions, a Code Rainbow is announced.

Upon announcing a Code Rainbow, all straight males must cover their asses and run.

When a gay person comes to your school