What is the signal for delay of game?

What is the signal for encroachment?

What is the signal for face mask?

What is the signal for false start?

What is the signal for illegal substitution?

What is the signal for illegally touched ball?

What is the signal for invalid fair catch?

What is the signal for a player ejection?

What is the signal for personal foul?

What is the signal for timeout?

What is the signal for unsportsmanlike conduct?

What is the signal for continuing the clock?

What is the signal for holding?

What is the signal for illegal forward pass?

What is the signal for incomplete pass?

What is the signal for ineligible player downfield?

What is the signal for intentional grounding?

What is the signal for juggled pass?

What is the signal for loss of down?

What is the signal for touchdown?

What is the signal for illegal block in the back?

What is the signal for illegal chop block?

What is the signal for pass interference?

What is the signal for safety?

What is the signal for uncatchable pass?

What is the signal for roughing the passer?

What is the signal for hands to the face?