The act of stealthily approaching a boat from another nautical vessel and pooping on the roof of the boat's cabin (i.e. the poop deck). It is customary to exclaim "You just got poop decked!" when leaving the scene.
After Jake successfully performed his first poop deckin', he exclaimed "You just got poop decked!"
A dance that is a combination between twerking and daggering that is primarily meant to lower the IQ of both the dancers and to let other people feel better about themselves.