Ha! There's a word with Latin origins. Yea, I was one of those nerds that took Latin in high school. My best buddy had a big Latin dictionary and looked up that one. Meretrix. And we had a good laugh calling people that and getting blank stares in return.
If a Smart People Language Class isn't a fruitful Weird Al Fan Recruitment Zone, then I don't know what is. Well, besides a venue where Al is playing, of course.
here's a tip for your next WAY concert: make paper airplanes that say a link to this site and throw them as far as you can. then type a little message such as: You arent a true fan until you visit the World of Weird Al Forum!!!