A design, action, or decision that is clearly incorrect or inappropriate. Often capitalised always emphasised in speech as if capitalised. The opposite of the href="module.php?name=Lexikon&file=search&eid=1&query=Right Thing">Right Thing more generally, anything that is not the Right Thing. In cases where "the good is the enemy of the best", the merely good - although good - is nevertheless the Wrong Thing. "In C, the default is for module-level declarations to be visible everywhere, rather than just within the module. This is clearly the Wrong Thing." [href="module.php?name=Lexikon&file=search&eid=1&query=Jargon File">Jargon File]
