One who planks. Lying with arms by side and feet pointed. Planks originated in Australia by David "Wolfman" Williams who planked during a game of Rugby on 27 March 2011. A plankster is usually a pro at planking and knows the creative, and humour aspects of the sport.
The man planks often and is therefore a plankster.
by ThePotatoman May 28, 2011
1 more definition
an elite force of highly technical people who practice the art of planking.
Ashley Schaffer is the best plankster in the World.
by Schmaster June 05, 2011