He is arguably the worlds greatest at everything. Not only is he funny, good looking, fertile, and smart; but he has the ability to fly at super speeds. Boostaloo is used as a handle for many message boards and characters, but in reality comes from a nickname given to him by his father. He can be recognized by his signiture elipsis at the end of his posts.
This person can be either male or female. It's somebody that you know you can rely on. This is the person that you always break laws with and do stupid stuff with, but somehow you guys never get caught. Unlike a boo, you usually are just friends with this person. However, it can also apply to your significant other, as long as they are your best friend.
Boy: My boosharang Jake and I were spray painting a building, and these two cops came up and asked us for directions to the nearest donut shop. They didn't even notice the joints in our hands!