Related Clues:

• Conk out
• '___ Rosenkavalier'
• Fare
• One from Hanover
• It's spotted in casinos
• A abroad
• German one
• Go kaput
• '___ Boot'
• Oberhausen one
• Weight loss plan
• Many a New Year's resolution
• Cologne article
• See 6-Down
• It might show its face in Vegas