misbug

( /mis·buhg/, n.)

   [MIT;  rare  (like its referent)] 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}. Compare {green lightning}. See
   {miswart}.

[glossary]
[Reference(s) to this entry by made by: {miswart}]