Related Clues:

• Lens cover
• Put a limit on
• Infield defense?
• Budget limit
• Lid
• Field protector
• One covering the infield
• It may be rolled out in the rain
• Price ceiling
• Dentist's offering
• It's not needed in a 55-Down
• Waterproof covering
• Diamond protector, briefly
• Ammo for a small gun
• Salary ceiling