Chut up Share definition Flag Stemming from the well-known phrase "shut up", this expression evolved to specifically mock those of oriental ethnicity and is a reference to a scene in the cult film Donnie Darko. Bully: Go back to China, Bitch! Girl: Chut up! Chut up by Micky Zee April 27, 2008 0 0 Get merch Get the Chut up mug. Buy Now — $32.95 See more merch