Related Clues:

• Small hand-held portable computer
• Making out on the subway, e.g., for short
• Droid device
• BlackBerry, e.g
• Kissing in a crowd, e.g
• Kiss-cam product, briefly
• Reason for some averted looks, for short
• Address book replacer, for short
• Smartphone's forerunner
• Device made obsolete by the smartphone
• High-tech 'appt. book'
• 'Get a room' elicitor, for short
• Pupil of a snake's eye, often
• Smooching on the subway, e.g
• Something people do not want to see outside, for short