raver

from WordNet (r) 3.0 (2006)

raver
    n 1: a participant in a rave dancing party
    2: someone who rants and raves; speaks in a violent or loud
       manner [syn: {ranter}, {raver}]

from The Collaborative International Dictionary of English v.0.48

Raver \Rav"er\ (r[=a]v"[~e]r), n.
   One who raves.
   [1913 Webster]

[email protected]