Related Clues:

• Single R, single D, and that's flat!
• One may be rid of about one of this, and that's flat
• It's had a washer, and that's flat
• Did press an editor of steel?
• Get on in the ride, and that's flat!
• The way to get rid of about one, and that's flat
• A single R and a single D and that's flat
• No ride can make it, and that's flat
• Get on in a dire way that's flat
• Get rid of this about one and that's flat
• Ride about on what is now the flat
• Ride around on this, and that's flat
• Only a single R and a single D and that's flat
• Get on and ride around it, and that's flat
• Ride around on the flat