To skip a scheduled event by driving to the event, and sleeping in the trunk of a vehicle. Usually occurs with a sleeping bag and pillow.
Dude i haven't seen Meesh in school today, have you?
--No he is in the parking lot being a trunkbum for the day, he said he was tired.
--No he is in the parking lot being a trunkbum for the day, he said he was tired.
by GeneralJesus October 23, 2008