Sea Biscut Share definition Flag The act of farting while wearing a wetsuit. The fartbubble travels up the suit and expels through the collar making a fart like noise. Dude! That hot blonde just ripped a hotdog flavored sea biscut. Sea Biscut by Crass October 12, 2004 0 0 Get merch Get the Sea Biscut mug. Buy Now — $32.95 See more merch