Related Clues:
- Bout of barhopping
- Jam sound
- Road rage sound
- Brief blast on a horn
- British sports car, briefly
- Warning by driver heading left or right
- With 18-Across, what a boastful guy might do
- Model train sound
- Honk horn — in both directions
- Be a whistleblower
- Blow on a horn
- Blast back and forth
- Series featuring Catherine Bell
- Sound a car horn
- ''Beep!'' on the ocean