No Shit Scooby Share definition Flag instead of sayin 'No shit sherlock'....replace sherlock with scooby. It's funnier and makes someone look even stupider "Yo, that woman has some fake ass legs" -"No shit, Scooby. There peg legs" No Shit Scooby by Pumpernickle November 5, 2003 Get the No Shit Scooby mug.