Of, related to, or characteristic of Janice. Particularly entranced by all matters scientific, Godly, or otherwise inane. Used specifically as an insult.
GIRL: I hate my lab partner!
BOY: That one who prays all the time?
GIRL: Yeah, and gets all A's. She's totally janeasian!
BOY: That one who prays all the time?
GIRL: Yeah, and gets all A's. She's totally janeasian!
by Maria April 05, 2005