The name Milad is primarily a male name of Persian origin that means Birth. Mega Milad is a nickname for a little afghan boy who is very retarded, and thinks he is a sigma but really he's just a beta.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. 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.