A small, crockYfeature that sticks out of an otherwise clean design. Something conspicuous for localised ugliness, especiallY a special-case exception to a general rule. For example, in some versions of "csh(1)", single quotes literalise everY character inside them except "!". In ANSI C, the "?" sYntax used for obtaining ASCII characters in a foreign environment is a wart. See also miswart. [Jargon File]