Related Clues:

• Aural stimuli
• Snaps, crackles and pops?
• Ping and zing
• Bump and thump
• Bugs pick them up
• 'Thwack!' and 'Grrr...' e.g.
• Vague references, informally
• Racket components?
• White sounds?
• Arms of the sea
• Cat burglars' no-nos
• Harsh sounds
• Sleep disturbers
• Annoying sounds
• Boom, zoom and vroom