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1.
Footerwork is a combat tennis term for the usage of one's legs and feet in DICTATING play. footer·work footer-wurk

Noun

1. the use of One's legs and feet, in tennis, to DICTATE play on the court. Footwork involves keeping balance, closing or furthering the distance, controlling spatial positioning, and/or creating additional momentum for un-returnable strikes of tennis balls

2. the act or process of maneuvering, really fast, especially in a skillful manner, to hit a tennis ball
It took a bit of fancy footerwork for Evan to hit that sweet winner past his opponent!
by WinterGreenNationalChamps November 26, 2013