raver

Etymology

From Middle English ravere, ravare, rafar, equivalent to rave + -er.

noun

1. A person who attends rave parties, or who belongs to that subculture.
   The life of a superstar DJ sounds like one endless party. You get to travel the world, perform for thousands of scantily clad ravers, and earn a stack of money. 10 Oct 2005, Theunis Bates, “iPod is a DJ”, in Time
   Ravers listen to technomusic at home, and some have commented that certain tracks of music can elicit ASC similar to the ones experienced at raves. 2005, Michael J. Gilmour, Call Me the Seeker, page 244
2. A person who raves or rants.
   Wouldn't it be nice to get on with me neighbours / But they make it very clear they've got no room for ravers 1968, “Lazy Sunday”, in Ogdens' Nut Gone Flake, performed by Small Faces
   Well, you wore out your welcome with random precision / Rode on the steel breeze / Come on, you raver, you seer of visions / Come on, you painter, you piper, you prisoner, and shine 1975, David Gilmour, Richard Wright, Roger Waters (lyrics and music), “Shine On You Crazy Diamond”, in Wish You Were Here, performed by Pink Floyd