Related Clues:
- Horn's sound (T, not H)
- Palindromic honk
- Sound loud and harsh
- Be loud, like a radio
- Horn sound, in a children's book
- Use horn, going up and down
- Excessively tense, sound horn
- Blow in either direction
- Bellow sounding like the PM
- Books going one way and another - blast!
- Sound horn up and down
- It's a driver's warning, anyway
- Sound one's horn
- Blow overtime!
- Sort of sound that may be reflected without change