The side-to-side pivot of the upper body with arms at side or behind, such that thebreasts pivot in plain view. Typically done as a "notice me" action.
As the saleswoman endeavored to demonstrate the features of the electric bicycle she first leaned low with her drop neck top revealing her well shaped cleavage. In lieu of response from the customer, she stood back, arms behind her back and unconsciously breast waggled to get his attention.
1. John was shocked as he opened the Playgirl and was confronted by not one or two, but an entire waggle of penises in the centerfold.
2. "Hey Hooch, check out that waggle of penises over on the nude beach!"
3. The graffiti in on the bathroom stall door was thoroughly graphic, containing seven crudely drawn boobs and an entire waggle of peni.