Heliflopter
In sports this is the act of waving your arms wildly whilst falling to create the illusion of a collision more intense than reality. This act is done to induce a foul call or infraction by the referee on the opposing team's player.
Donald Sloan went to the floor in a heliflopter and became one of the first players to be officially identified as a flopper by the NBA
Helifloptering
Swinging your flacid penis around in a circular motion for your own personal amusement
"im so tired, ive had a busy day of helifloptering"