nah dip Share definition Flag The shortened version of "nah dipsticks"; the phrase we all used in elementary school instead of "No shit, Sherlock!", or "Duh!". Bob: "You're a girl." Me: "Nah dip"." nah dip by awesomelypseudonymtastic April 23, 2009 0 0 Get merch Get the nah dip mug. Buy Now — $32.95 See more merch