Related Clues:

• Swindle involving one currency item
• Company surrounded by money
• ___-op laundry
• Penny, e.g
• Chunk of cold, hard cash?
• Something to toss but not throw away
• Half dollar, for one
• Invent (a new word, say)
• Meter item
• One of many seen in mall fountains
• "Super Mario Bros." collectible
• *Response to a knock on the door
• Metal detector's discovery, maybe
• Quarter or pound
• Penny or farthing, eg