Source : Free On-Line Dictionary of Computing

Bohr bug
     
         /bohr buhg/ (From Quantum physics) A
        repeatable {bug}; one that manifests reliably under a possibly
        unknown but well-defined set of conditions.
     
        Compare {heisenbug}.  See also {mandelbug}, {schroedinbug}.
     
        [{Jargon File}]
     
        (1995-02-28)