| Description | Term |
| X, H, Z, W are labels for this position | |
| EMLOS | |
| CWM | |
| Type of coverage with 2 safeties and with the middle linebacker dropping to deep middle 1/3 | |
| Another term for a square in | |
| YAC | |
| Area of the field from the + 20 going in. | |
| Type of read before the snap where the QB checks the depth of the safeties, looks for blitz, etc. | |
| | Description | Term |
| Type of read QB makes after snap, looking for possible blitz or coverage rotation. | |
| Sam, Mike, and Will play this position. | |
| Type of defensive line technique where defender has facemask on outside shoulder of center. | |
| Another name for zone blitz. | |
| Term used for player who sits out a year (in college) but still has 4 years eligibilty remaining. | |
| Type of blitz where 2 players attack same gap. | |
| Type of read after snap where QB looks to his # 1 WR, then # 2 WR, then # 3 WR, etc. | |
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