What a Slice Puts on a Tennis Ball

This page is the CodyCross answer for the clue below from Farm, Group 474, Puzzle 3 (Disease Resistance).

Question is: What a Slice Puts on a Tennis Ball

and the answer is: BACKSPIN

Word Meaning:

BACKSPIN — Spin applied to a ball in order to slow it, change its flight, or stop it when it lands.

Definitions from Wiktionary.