duff² /duf/ (informal)

1. No good
2. Broken, not working

• seller
• sellers
• seller's market
• sellers' market
• selles
• sell in
• sell-in
• sell in bulk
• selling
• selling plate
• selling-plater
• selling-platers
• selling-price
• selling-prices
• selling race
• selling races
• sell like hot cakes
• sell off
• sell-off
• sell on
• sell one's life dearly
• Sellotape
• Sellotaped
• Sellotaping
• sell out