The act of shitting in some ones trunk without their knowing, just waiting for the owner to open up and find the sweet trunk muffin
by ZNorton January 27, 2009
Grant found out where she lived and cruised over there and was like "hey, is it cool if i sleep on your futon tonight?", after she fell asleep, he gave her a trunkmuffin then bailed.
by willyla June 12, 2008