Related Clues:

• __ bar
• Sub maneuver
• Spring from a board
• See 89-Across
• Unsavory bar
• Dumpy bar
• Country music bar
• Enter a pool, perhaps
• One may be given a 10
• Sub captain's command
• Plunge head first
• Ring pretense
• Jackknife, in the pool
• Submarine order
• Intentional loss, in boxing