Someone who frequently buys designer brand clothing (Supreme, Gucci, Bape, etc.) to flex on other people to show of their wealth as a form of self-satisfaction.
These subhumans are typically considered to be douchebags, retarded academically, full of them selves, and also a mommys boy with the joke being that their parents bought them their Supreme brick.
Person 1: Oh Allah, here comes that hypebeast asshole..
Hypebeast: Don't hate on it, itsa way of life. You just don' understan'