Related Clues:

• Low joint?
• Kilt's stopping point
• Patella location
• General principle
• It's found under a hip joint
• 'Oh! Susanna' closer
• Oft-scraped site
• It might be tested with a hammer
• A midi covers it
• Bottom of the strike zone
• Run the realm
• Cello stabilizer
• Thigh/shin connector
• 'Look both ways before crossing,' e.g.
• Flexible joint