duff² /duf/ (informal)

1. No good
2. Broken, not working

• put on one's thinking-cap
• put-ons
• put on sail
• put on side
• put on the back burner
• put on the dog
• put on the foil
• put on the line
• put on the map
• put on the Ritz
• put on the screw
• put on to
• put on weight
• put option
• moral laws
• moralled
• moraller
• morallers
• moralling
• moralls
• morally
• moral majority
• moral philosophies
• moral philosophy
• Moral Rearmament