Related Clues:
- Boo's partner
- Angry cat's warning
- Rattler's noise
- Razz from the audience
- Sound like a snake
- Radiator's sound
- The man's second to blow off steam, perhaps
- See 1
- S-s-snake's s-s-sound?
- Sound of serpent
- Make snake-like noise
- (Make noise to) express disapproval
- Sound of snake
- What letting off steam might result in
- Hardly a sign of support