Related Clues:

• Word with set or stream
• With 29-Down, Riviera patrons
• Blacker than black
• Geometry subject
• Air Force One is one
• O'Hare arrival
• Shark rival
• Take a flier
• 2-D region
• Black stone
• Jacuzzi spout
• Nose-in-the-air model?
• Plane
• CEO's transport, perhaps
• Smooth out