Waggle \Wag"gle\, v. i. [Freq. of wag; cf. D. waggelen, G. wackeln.] To reel, sway, or move from side to side; to move with a wagging motion; to waddle.
Why do you go nodding and waggling so? --L'Estrange.
Waggle \Wag"gle\, v. t. [imp. & p. p. {Waggled}; p. pr. & vb. n. {Waggling}.] To move frequently one way and the other; to wag; as, a bird waggles his tail.
Waggle \Wag"gle\, n. A waggling or wagging; specif. (Golf), the preliminary swinging of the club head back and forth over the ball in the line of the proposed stroke. [Webster 1913 Suppl.]