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.
The poop deck of a sailing ship has absolutely no connection with a certain bodily function. That sort of business is generally handled in the area below the ship's bow called the head. A poop deck is actually the roof of a poop cabin located in the rear (aft) section of a sailing ship's main deck.he word poop for our purposes comes from the Latin puppis, meaning  stern .. Shipbuilders often designed a cabin space in the very rear of the ship called a poop cabin. This poop cabin extends a few feet above the level of the main deck, and is finished off with a flat roof.