A wide receiver is an offensive position in american and canadian football, and is the key player in most of the passing plays. The play side slot back has a critical point of attack block. Pin on Futebol Americano The slotback position is a fixture of canadian football and indoor football, but is also used in american football. Slot back american football . Rb attack outside cheek of slot receiver, read the block and look to hit the gap between slot and left end The slot is a gap in the line between the outside offensive linemen (tackle) and the player positioned closest to the sideline (wide receiver). In today's nfl the use of the slot receiver has been one of the reasons that some teams can score over 30 points a game on a regular basis. A player who lines up between those two players and behind the line of scrimmage fills that slot. A slot receiver can often be mixed with other types of receiving positions. The slot is the area between the last offensive lineman o...