Top definition
The act of being obsessive over myspace. The hardcore term for the word myspace whore. (also seen as mXc)
mxc kid" omg i havent gotten a comment in 2 days!!?!!"

normal myspace kid "dude stfu quit being so myspacexcore"

by kaileigh December 05, 2005
Get the mug
Get a myspacexcore mug for your dog Georges.