[f. WAGGLE v.] The action or an act of waggling; spec. in Golf (see quot. 1897).
1885. R. L. & F. Stevenson, Dynamiter, 199. With a friendly waggle of the hand.
1897. Encycl. Sport, I. 464 (Golf). In taking aim or addressing the ball, it is the almost invariable practice to pass or flourish the club head a few times backwards and forwards over the top of the ball in the direction of the proposed stroke. This is called the waggle.