Related Clues:

• Horse preceder, at times
• Barrow by rail, shortly to return
• It rolls through the market
• Wheel (off)
• Rental on a golf course
• Shopping cart
• Must roll eyes round cart
• Ox's burden
• Icon on an online shopping site
• Cybershopping convenience
• Grocery holder
• Cart's still reversing and circling to get going
• Links ride
• Dolly with her head in the clouds may be behind this
• Street vendor's vehicle