KCHHSHH Share definition Flag A noise made in the back of the throat often used when someone annoys you, and you dont have a good enough comeback to satisfy them. person 1: "What did you get on your exam? I got a B!" person 2: "I got an A!" person 1: "KCHHSHH!" KCHHSHH by N O R A January 19, 2009 0 0 Get merch Get the KCHHSHH mug. Buy Now — $32.95 See more merch