noun: (computing) A feature of a system or a program that works in the way it is documented but is counter-intuitive and almost invites mistake or non-function.
noun: An instance of publicly tricking someone or exposing them to ridicule, especially by means of an elaborate deception.
noun: An attempt to disprove or refute someone's argument, usually in a deceptive or disingenuous way.
noun: An instance of accomplishing a tricky idea or overcoming a difficult obstacle.