Boundary Lines
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the outer perimeter lines around the field. They include
the sidelines, and back of the end zone lines.
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Line Of Scrimmage
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(LOS) an imaginary line running through the point of the
football and across the width of the field.
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Line-To-Gain
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the line the offense must pass to get a first down or
score.
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Rush Line
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an imaginary line running across the width of the field *10
yards (into the defensive side) from the line of scrimmage.
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Offense
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the squad with possession of the ball.
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Defense
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the squad opposing the offense to prevent them from
advancing the ball.
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Passer
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the offensive player that throws the ball and may or may
not be the quarterback.
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Rusher
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the defensive player assigned to rush the quarterback to
prevent him/her from passing the ball by pulling his/her flags or by blocking
the pass.
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Downs
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the number of attempts or “downs” the offensive squad has
to advance the ball. They must cross the line to gain to get another set of
downs or to score.
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Live Ball
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refers to the period of time that the play is in action.
Generally used in regard to penalties, live ball penalties are considered
part of the play and must be enforced before the down is considered complete.
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Dead Ball
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refers to the period of time immediately before or after a
play.
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Whistle
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sound made by an official using a whistle that signifies
the end of the play or a stop in the action for a timeout, half time, or the
end of the game.
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Inadvertent Whistle
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official’s whistle that is performed in error.
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Charging
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the movement of the ball carrier directly at a defensive
player who has established position on the field. This includes lowering the
head, making contact with the defender with a shoulder, forearm, or the
chest.
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Flag Guarding
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an act by the ball carrier to prevent a defender from
pulling the ball carrier’s flags by stiff arm, lowering elbow or head, or by
blocking access to the runner’s flags with a hand or arm.
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Shovel Pass
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a legal pass attempted beyond the line of scrimmage by
throwing the ball underhand or pushing it towards a receiver in a shot put
type manner.
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Lateral
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a backwards or sideways toss of the ball by the ball
carrier.
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Unsportsmanlike
Conduct
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a rude, confrontational, or offensive behavior or language
that may be demonstrated by any player, coach, or fan.
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