OMKV stands for Odu Maire Kandam Vazhi (which is a phrase in Malayalam Language). Literally means, "Get Lost you mutherfucker". Coined by a facebook group( Fan Fight Club FFC™ ) admin named Ashwanth Kok who is a well known motherfucking memelord and shitposting nigguh from Kerala.
"Hey, how you doin'?
"OMKV"
(can be used whenever and wherever as an answer to all sort of fucking annoying questions)
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.