Figuratively means metaphorically, and literally describes something that actually happened. If you say that a guitar solo literally blew your head off, your head should not be attached to your body. They're really, actually there.

Is literally a figurative language?

Literally means 'figuratively. ' Like it or not, that's the way it is in English, and despite the recent uproar on Reddit and Buzzfeed over dictionaries recognizing the usage, it's not new—literally has always been figurative.

What did literally used to mean?

Used to indicate that some (freq. conventional) metaphorical or hyperbolical expression is to be taken in the strongest admissible sense: "virtually, as good as"; (also) "completely, utterly, absolutely." Aaargh! That doesn't seem very literal at all!