Noun: A word describing a female creature, usually the coolest person in the "room" (also known as, "world" or "universe"). They always have their names mispronounced; usually by idiots that don't know how to read. Nastasia's are typically chill and often misunderstood. Everything they touch smiles. They constantly flash the peace sign at someone. They like to distribute "high-five"s (a.k.a, "the Super Slap"). They come from cool little countries (Dominican Repulic) and they smile alot. They are intensely intelligent and creative by nature. They are very talented in everything but lacrosse. They're really hot.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.