Related Clues:

• Cell-phone feature
• Literally, ''vault''
• Programmer's solution, briefly
• Keep in reserve
• 'Killer' program
• 'Automatic' telephone feature
• You might hear music on it
• Ship's cargo area
• Useful piece of code, briefly
• Word with ''ready'' or ''shy''
• Photog's need
• Not give way
• Zoom, for one
• Call again
• Cell phone feature, often