backswing

[bak-swing]
noun Sports.
  1. the movement of a bat, racket, or the like, toward the back of a player in preparation for the forward movement with which the ball is struck.

Origin of backswing

First recorded in 1895–1900; back1 + swing1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for backswing

Historical Examples of backswing