Related Clues:

• Command on a submarine
• See 17-Across
• Top
• Come up
• Veneer
• Plummet
• Superficial
• Jackknife, e.g.
• Go by the board?
• Kind of bar
• Go off the deep end
• Come to light
• Cannonball, e.g.
• Greasy spoon
• Submarine captain's order