piss sled Share definition Flag a fold-a-bed that is pissed/soiled while passed out drunk and folded back up without washing. dude.. i got wasted and pissed the fold-a-bed. Let's fold this piss sled up! piss sled by timmythekid April 4, 2006 0 0 Get merch Get the piss sled mug. Buy Now — $32.95 See more merch