An older gentleman who is dating a much younger girl. An older gentleman must be very active.
Essentially, like Shane McMahon, he is doing stuff typically associated with younger men and is taking their opportunities (thinning out the available woman pool)
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.