Meaning to die or not do well at all. Stems from the fact that when someone dies or is very sick they will lose rectal sphincter tone and quite literally shit, on the bed.
My truck was working fine yesterday but it shit the bed last night.
by N.jackass March 7, 2014
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Shit the bed is when someone freaks out about something and can't handle it. When you get really mad and are inconsolable. When you get really upset.
Mike shit the bed when he found out his girlfriend was cheating on him. Bob shit the bed when he saw his test score. Sally shit the bed when she didn't get a promotion.
by Liam2017 January 11, 2017
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An expression used when an unfortunate occurance in one's life causes extreme agnst or annoyance.
When you are at the coast and your friend backs her car into a huge rock, you say: Ah, shit the bed!
Not enough beer at the party? Ah, shit the bed!

by Maj-Britt June 19, 2006
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to actually poop in the sheets, especially when trying to gross out your girl with a large fart. Particularly disgusting habitbut in some countries it is considered normal behavior.
I was gonna fart and hold Shannon's head under the covers, but I shit the bed.
by pretzel the wiener January 21, 2008
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when an event has occured in which is surprising your distressing, a way to express your feelings.
by n.martin April 28, 2004
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its when you spend someone else's money at your expence, or when you front dope and do it all or spend the money and not pay the person back you owe for it.
that guy keeps shitting the bed, he never paid me back anything he owed me and has no money for me.
by Stimpy peed March 9, 2010
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To screw up in a most splendid manner!
BJ royally shit the bed on Monday when he left the brand new N64 controllers for his mother to mail!
by Naetron January 4, 2006
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