An AntiIdiom is a commonly used Idiom (see IdiomOrPattern), which does not, or not really fix the problem, or which creates more new problems than it fixes in the code.
Examples... ?
- How about HungarianNotation? (dons asbestos suit)...
- EmptyCatchClause
- CommentEveryLine
Comments that look like
/************************
* *
* *
* *
************************/