uuuuuuugh! Share definition Flag the sound when one is utterly disgusted When Danny saw the emo-kids making out, all he could say was, "Uuuuuuugh!" uuuuuuugh! by Nakednomad November 26, 2007 0 0 Get merch Get the uuuuuuugh! mug. Buy Now — $32.95 See more merch