A disc is in play when play may proceed without the defense's acknowledgment. An in-bounds disc on the playing field is in play. The disc is subject to a turnover. To put the disc into play at a particular spot on the field means to establish a pivot at that spot.
A disc is "in play" when players are allowed to move and play may proceed without the defense's acknowledgment. An in-bounds disc in the central zone is in play. The disc is subject to a turnover. If no player has possession of a disc in play, any offensive player may become the thrower by taking possession of the disc (14.A). Once a player has possession of the disc, they must establish a pivot at the spot of the disc 14.A.2) prior to attempting a pass (17.K).