Meaning
A dark new moon with a face, usually drawn with sideways-glancing eyes and a slight smile. The expression looks knowing, a little smug or awkward.
It is rarely about astronomy; people send it for sly jokes, awkward moments or a playful dark side: โWas that your cake? Too late now ๐โ It often pairs with its bright twin ๐ to show two moods, or with ๐ when someone is caught out.