The action of a vagina alternately contracting and relaxing, imitating the winking of an eye. Usually occurs during orgasm or on command by the owner for those who can control kegels.
A version of 'passive- aggressive' for those who can appreciate the fusion of modern and antiquated vernacular. If one takes the term 'pussy' to be synonymous with weak, then this is the weakling's way of showing aggression, while avoiding confrontation.