Waggle
Waggle , intransitive verb
[Freq. of wag; compare Dutch waggelen, German 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?
Waggle , transitive verb
To move frequently one way and the other; to wag; as, a bird waggles his tail.
Waggle , noun
(Golf) A waggling or wagging;
(Golf) the preliminary swinging of the club head back and forth over the ball in the line of the proposed stroke.