Related Clues:

• Order on an order
• Quickly
• Lickety-split
• In a hurry, for short
• Pronto
• 'Pronto!'
• In a New York minute
• Promptly
• Message on a work order
• '...and make it snappy!'
• Rush letters?
• Exec's request
• Memo abbr.
• 'Make it quick!'
• Express letters