Related Clues:

• Make no effort to win, in slang
• Sub maneuver
• Fail, as a flick
• Perform poorly
• Spring from a board
• See 89-Across
• Gas holder
• Unsavory bar
• __ top
• Dumpy bar
• Enter a pool, perhaps
• Panzer, e.g.
• One may be given a 10
• Sub captain's command
• Plunge head first