In the game of football, an play call is when the quarterback, just before the snap of the play, changes the pre-determined play at the line of engagement. Essentially, it's a immediate adjustment! The QB might notice https://xem-bng-trc-tip-ko-nh-ci127619.webbuzzfeed.com/42462824/the-is-an-play-call-in-the-nfl-a-simple-explanation