NFL Official Signals

Touchdown

Safety

First Down

Crowd Noise

Delay of Game

No Time Out / Time In

Time Out

Ball Illegally Touched

Illegal Use of Hands

Holding

Personal Foul

False Start

Intentional Grounding

Illegal Forward Pass

Pass Juggled in Bound

Illegal Contact

Ineligible Receiver

Invalid Fair Catch

Interference

Forward Pass / Fair Catch Interference

Loss of Down

Illegal Motion

Offsides / Encroachment

Illegal Crackback

Illegal Cut

Touching a Forward Pass

Unsportsman Like Conduct

Illegal Substitution

Uncatchable Forward Pass

Tripping

Player Disqualified

Reset Play Clock 40 Seconds

Reset Play Clock 25 Seconds

Illegal Shift

Face Mask

Illegal Block Below the Waist

Major Face Mask

Roughing the Passer

Roughing the Kicker

Chop Block

Clipping

Penalty Refused