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.
by GeneralJesus October 22, 2008

5 Words Related to Trunkbum

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×