Related Clues:

• Jewelry box?
• Sound partner?
• It might be a close call
• Home call
• Opposite of 'out' in baseball
• Bombproof, say
• Not risky
• Bank sight
• Umpire's yell, sometimes
• Cracker's concern
• What a cracksman cracks
• Secure in metal box?
• Metal box for security
• Metal container for valuables
• Secure in metal box