A person who is committed to self-improvement and driven by a clear goal and a sense of purpose to reunite their presentself with their best self.
Muhammad Ali's tireless pursuit of excellence in the boxing ring, unwavering self-confidence, and deep sense of purpose outside of the sport, made him a true xyloist and an inspiration to generations.
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.