Related Clues:

• Grind gauge
• Fall in drops
• Block the pipes
• Become blocked
• Cousin of a 55-Down
• Insomniac irritant
• Reason to call Roto-Rooter
• Faucet annoyance
• Drain blockage
• Water fall?
• Sink jam-up
• Sound of a defective faucet
• Slo-o-ow leak
• Stereotypical insomnia cause
• Water waster