This is a short, very modern term slang for "Awesome". This was made popular by the trend #blessedwithawesegirlfriend and has gained traction as a very valid and very real slang for awesome.
That girl Gabbie thinks that guyNathan is so awese. Because it's so true, Nathan is so awese.
12 step recovery jargon referring to someone new who talks about how great life is, now that they're sober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.