a name for a series of pranks and harassment by fellow roommates and/or dorm mates. these can range from turning off the power at 4am to smearing pepper on the ground. its all in good fun.
kyle: hey dude did you hear?
kyle: i got 504ed last night!
kyle: while i was in class my dorm mates took my bed apart, hid the pieces, along with my desk, tv, and xbox.
matt: dude that sucks