Related Clues:

• Vacation purpose, often
• Leftover portion
• School carrier
• Residue
• One way to work
• Vehicle with a route
• Recharge one's batteries
• Additional ones not itemized
• Yellow conveyance, often
• Move to first class, e.g.
• Greyhound
• Cross-town conveyance
• H.O.V. lane user
• Grade-schooler's transportation
• Train alternative