It means "I don't know." It's used in text for those who just like to text with some weird stuff. Don't use it too much and if you think you'll have to explain it, then it's best to just not even use it. Or like a pitiful wtf. Could be used to say 'How the f*** should I know?!

Running for exercise and picking up trash you find along the way. It's good for the body, mind, soul, and environment! Started in Sweden but is making its way to the U. S.