Related Clues:

• Goner
• Something unsuccessful, like moribund mallard
• It's useless or failed, like moribund mallard
• Useless person or thing - sounds moribund and profitless
• Something useless or unsuccessful, like expired mallard
• Moribund mallard as failure
• Of late, behold the ship that never made a profit
• It's no good. There's no profit in being so late
• Number of useless casualties
• Not a quick profit? No good
• Use less, quite?
• Mortality figures are a complete write-off
• Unfeeling comment - no good, completely useless
• Late love doomed to failure
• Mortality figures are a total write-off