bad couch Share definition Flag 18 grams of mushrooms in a vitamin c smoothie split between four people and shit goes awry. used to describe a general wrongness Dude 1: Wanna go to Chippendale's? Dude 2: No Dude, BAD COUCH! bad couch by RHProvus March 11, 2010 0 0 Get merch Get the bad couch mug. Buy Now — $32.95 See more merch