misbug

/mis-buhg/ [MIT] An unintended property of a program that turns out to be useful; something that should have been a bug but turns out to be a feature. Usage: rare. Compare green lightning. See miswart.

[Jargon File]

Try this search on Wikipedia, OneLook, Google

Nearby terms: mirroring « mirror site « MIS « misbug » MIS Director » misfeature » MISHAP