Guelph Collegiate Vocational Institute is a school in Guelph Ontario which holds a large population of crazy bangers that just don't give a fuck. You can find some of the best weed in Guelph at GCVI as well. GCVI is the oldest school in Guelph and has a rich history of pot smoking and headbangin as well as a usually amazing football team. Nicknames for GCVI include "Guelph's Collection of Vicious (or Violent) Idiots" and "Greasy GC."
you want some bomb kush nigga? head over ta GCVI and ask round, dey gots all dat crazy dope