a beanie is usually woollen and it is worn by skaters and pople who are cold.

One particular girl who is very beautiful and cute. She is very inteligent. Her smile lights up any room dimmed by the dull weathers of england. If you saw her for the very first time you would Never be able to look away. When you look into her eyes your heart smiles with joy. If you were ever lucky enough to know a Beanie you would be crazy and mentally ill not to find her the most beautiful girl you have ever seen.
Oh and obviously it's a nickname. Sometimes...

A small amphetamine (speed) related pill.

a hat usually worn by skaters

fit/buff girl

A stupid knitted hat worn off the back of the head that all stoner tumblrfag art-school dropout "hipster" people like to wear for some reason.

Any small, plush, pellet filled toy.