2–4–5 defense A type of nickel formation with two linemen (two defensive ends, DEs, or one DE and one defensive tackle, … See more

A-11 offense Main article: A-11 offense An offensive philosophy designed to appear as if all 11 players are eligible receivers. The offense exploits a loophole in the American football rulebook to technically make the formation … See more

back Any position not typically aligned on the line of scrimmage (exception: defensive linemen are off the line in Canadian rules, but are not backs). Offensively: running back, tailback, quarterback, halfback, flankerback… See more

cadence As per The Athletic, "the specific color-number-color-number pattern required to start every football play and give instruction to the offensive line." carry or carries Main article: Carry (gridiron football) A statistic r… See more

dead ball Main article: Dead ball (American football) A ball which is no longer in play dead-ball foul A penalty committed by either team before or after the play. If it is after, the result of the play stands and the penalty is a… See more

edge rusher Main article: Edge rusher A defensive player whose most common role is attacking the quarterback from the edge of the offensive line. On teams that use a four-man defensive line, the defensive ends fill this role… See more