Attackside and Backside – Attackside refers to the side of the line to where the play is being run. The backside is the side away from the point of attack. The center is neither backside nor attackside.
GAP – refers to space between the linemen. GAP rule is to block the GAP toward the ball or playside for Center. A defensive player is shaded on an offensive player, he is considered in the GAP. Linebackers in a split alignment are also played as if playing in the GAP.
On or Over – On refers to the defensive linemen who are head up or outside shade of olineman, Over refers to Linebackers
Inside or Outside (also known as Down) – Continue blocking the next man on the line. This is any defender playing in the gap or on the next offensive lineman either attackside or backside as dictated.
Linebacker – block most dangerous linebacker AWAY from point of attack.
Fill – Tells lineman to block any defender in pulling lineman’s area
GOD – Gap ON Down or Downfield on the attackside.
GOO – Gap On Over attackside
MOMA – Man on Man Away
GOL – Gap, ON, Linebacker
GOOL – Gap, ON, Over, Linebacker
For Example: Sweep Right – Buffalo (Buffalo is the Blocking Call) PSE – Inside, On, Linebacker PST - Inside, On, Linebacker PSG - Gap, Pull & Trap C
– Man On. Man Away
BSG – Gap, Pull & Lead BST – Fill BSE – Inside, On, Downfield