An employee who has given two weeks notice and is liable to cause all sorts of trouble for the business.
"Johnny is supposed to work tonight but he's a dead man walking so who knows. If he does show watch him like a hawk, and make sure he's not poaching our staff.
by Andytait88 February 16, 2017

The position in a game of big money 'Chase The Ace' in which the poor feckin eejit has an upturned King to his left and an Ace is hotfootin' it his way.
The other players are observing the ace being passed around faster that herpes, and the upturned king is ending all hope for the poor sap, all together now; 'Dead Mans Corner!, Dead Mans Corner!'
by gypmaster June 14, 2007

Even though Rex had quad Aces on the turn, Randy had drawn a Royal Flush, so Rex was a dead man walking.
by Catch63 November 22, 2006

by destroyer of memes April 15, 2015

A survivor of a suicide attempt.
by Xavier96 September 22, 2022

by Humanbean201513 November 18, 2018

The guy everyone knows is gonna get fired and everyone quietly ignores for fear of getting on the bosses' bad sides, even if he's a great guy.
I was gonna invite Joe to lunch with us, but then I remembered. He's basically Dead Man Working right now. Not worth risking it.
Janine's leaving early again?
She's only got a week left. Dead Man Working. No point kissing up, now.
Phil's getting called in to the Manager's Office. Third time this month.
Uh-oh. Dead Man Working.
Janine's leaving early again?
She's only got a week left. Dead Man Working. No point kissing up, now.
Phil's getting called in to the Manager's Office. Third time this month.
Uh-oh. Dead Man Working.
by GavinLestrade January 25, 2014
