Acronym for "Worst Case Scenario"; that is, when
the shit hasn't just hit the
fan, but some jackass turned the
fan on and the shit went sliding off it in every direction, smearing everything in it's path.
"What have you been up to all week?"
"I've been working on a WCS-fix for that idiot mistake that the accountant made on Friday. I figured that after enough time you'll ask me to fix it because
nobody else knows how, so I
may as
well be prepared.