Related Clues:

• Nibble away
• Emulated a trencherman
• Tucked in
• Get down
• "Thanks, I already ---"
• Devoured
• Did lunch
• Tuck away
• Prepared to become a sumo wrestler?
• Finish the course?
• Raid the fridge
• Pack it in, so to speak
• Put on the feed bag
• Take in solid food
• Have lunch