Winking Girl

A wink is a facial expression made by briefly closing one eye. A wink is an informal mode of non-verbal communication usually signalling shared hidden knowledge or intent, which may also include, in all contexts, sexual attraction.
General overview and meanings
Winking is one of the more subtle gestures, usually involving eye contact between those involved. In most cases it is only meant to be known by the sender and his or her intended receiver(s), but in some cases can be more widely intended.