1. a steamed pudding made with flour, suet, and dried fruit
Usage: British
2. decaying organic matter on the forest floor
Usage: forestry

1. to mishit a golf ball by hitting the ground before the ball
Usage: golf

Examples

• She served a traditional plum duff for dessert.
• The forest floor was covered with a thick layer of duff.
• He duffed his approach shot and landed in the bunker.
• The recipe called for suet to make the duff properly.
• Researchers studied the nutrient content of the forest duff.
• Don’t duff this easy putt on the final hole.