Related Clues:

• Save fuel
• Do some ballooning
• Glide on the ice
• An old one may need a key
• Slide at the United Center
• Be up in the air
• Strut showily
• Roll while not in gear
• Ride a thermal
• Take to the air
• Zipper opening
• Increase rapidly
• Rest on one's laurels
• Walk with attitude
• Slide on ice