To buy or consume cocaine. This originates from the meme that asks to help a farmer boy called Miguel who can only obtain food by trading coca leafs. Therefore by buying and/or consuming cocaine supports Miguel.
"Groupie supporter" is a term used to describe the friend of a groupie. Not sexually interested in the band/musician/actor/etc, this person is simply a support system for their groupie friend.
"I dont really like the band - but my friend Ashley LOVES them. I'm just a groupie supporter tonight."
A Future Finance Supporter (or FFS for short) is a classy way of saying a future sugar mommy/ sugar daddy. The term started getting traction in the meme culture and it is being used more and more.
Person 1: You should really start studying harder if you want to guarantee yourself a good future.
Person 2: I got myself a Future Finance Supporter, so I don't think I really need to.