Related Clues:
- Velocity stat
- Radar gun reading (Abbr.)
- Spite: toxin
- Copperhead's delivery
- Poison archdeacon with high honour
- Speedometer info: Abbr
- Speed letters, for cars
- Speed measure (Abbr.)
- Dangerous snake's weapon
- Speed limit letters
- Auto-racing letters
- Rattler's secretion
- Rattler's weapon
- MI5 served up poison
- Dangerous injection