The imaginary line separating the teams at the beginning of a play.
 Example sentencesExamples
-  Winning in football has long been traced to controlling the line of scrimmage.
 -  The Colts have great balance and the offensive line to control the line of scrimmage.
 -  Strong is not as effective away from the line of scrimmage as he is in the middle of the action.
 -  Dunn had smooth sailing once he cleared the line of scrimmage and had to make only one move on a linebacker to run free.
 -  Minnesota won the game by controlling the line of scrimmage in the second half.