A term for an abnormally sized shit, typically even larger than a duke. Arch is used in order to emphasize size and the significance of the occasion
Person 1: Man you were in the bathroom for 15 minutes, what were you doing?!
Person 2: uuugh, I just had to drop an Arch Duke in there, try to avoid stall #3
Person 2: uuugh, I just had to drop an Arch Duke in there, try to avoid stall #3
by -tye- April 1, 2009
Get the Arch Dukemug. by r hop October 16, 2020
Get the Arch Duke Franz Ferdinandmug. by vladimir February 23, 2004
Get the arch duke singemug.