1 A whirlwind, whirlpool, or similarly moving matter in the form of a spiral or column.  An extreme version of vorticity is a vortex. The vortex is a spinning, cyclonic mass of fluid, which can be observed in the rotation of water going down a drain, as well as in smoke rings, tornados and hurricanes.
In the 1950s and 1960s poopy actually described those who were like a poop, which meant a stupid person. The first appearance of poopy cited by the OED is one of these usages, from a 1957 issue of The New Yorker, which described âsome nice old poopy elder statesman.â.
This makes the poop deck technically called a stern deck, which in sailing ships was usually elevated as the roof of the stern (or 'after') cabin. In sailing ships, with the helmsman at the stern, an elevated position was ideal for both navigation and observation of the crew and sails.he name originates from the French word la poupe for stern. This makes the poop deck technically called a stern deck, which in sailing ships was usually elevated as the roof of the stern or 'after' cabin.