A person who read Tolkien in Junior High, and never really got over it. The guy who quotes the Silmarillion like it was the inspired Word of God. The guy who thinks the movies are crap because they don't pronounce the Sindar dialect correctly.
"I saw LOTR on opening night, and the place was full of Tolkies. I was like, 'shut up and enjoy the movie!'"
A sport in which the participants
1) Loiter suspiciously in public places that lack adequate security
2) Hide an unknown package in a high-traffic area
3) Brag about it at www.geocaching.com
4) Dare others to go find and open the package.
"Sorry I missed the wedding, but I did rack up 10 more geocaching finds!"