fan2
noun
a fan of classical violin music |
an Arsenal fan:
enthusiast, devotee, admirer, lover, addict;
supporter, follower, disciple, adherent, backer, zealot, champion, votary;
expert, connoisseur, aficionado;
informal buff, fiend, freak, bug, nut, maniac, groupie, junkie;
North American, informal jock;
(fans) British, informal barmy army.