simian's supper Share definition Flag the last hit, spliff or drink of the day that keeps the monkey off your back while you sleep Jimmy didn't want to wake up rattling, so he had a simian's supper before he hit the sack simian's supper by The Turtle's Head September 22, 2010 0 0 Get merch Get the simian's supper mug. Buy Now — $32.95 See more merch