Decider

Decider is both a real word and a "Bushism". It may refer to:


 * Decider (website), a pop culture website operated by the New York Post
 * Bill Maher: The Decider, a stand-up comedy special
 * Decider (Turing machine), a Turing machine that eventually halts for every input
 * "The Decider", a recurring segment on The Daily Show
 * "The Decider", an episode of the TV series Bluey
 * "The Decider", an issue of Tales of the Teenage Mutant Ninja Turtles
 * Posek (Hebrew for "decider/decisor"), a type of Jewish legal scholar
 * Roger (American Dad!), from American Dad!, was led to believe he was "The Decider"