Related Clues:

• Enter a highway
• Defer (to)
• Wed, commercially
• Construction area sign
• Sign near a freeway entrance
• Return on investment
• Slip into the crowd
• Combine, as traffic lanes
• It may be measured in bushels
• Give in return
• Combine, traffic-wise
• Cautioning road sign
• Cloverleaf sign
• Combine corporately
• Return on an investment