Related Clues:

• PC space bar neighbor
• Evidence of debt
• Pub bill
• ___-rock
• Pilot's no.
• Ctrl + ___ + Del
• CafŽ check
• Web browser subwindow
• Key near X
• A drinker may run one up
• Advancement aid
• In-flight no.
• Other (rte.)
• Cockpit fig.
• A bar owner might run one