Related Clues:

• Postage purchase
• End of a lasso
• Spin around
• Spring, for one
• Make like a whirlpool
• Spring shape
• Phone cord shape
• Phone-cord shape
• Eddy
• Slinky, e.g.
• Wind into rings
• Airshow trick
• Barn-storming stunt
• Flight maneuver
• Chicago district, with "the"