A woman with an extremely large ass.
Whoa, did you see the truck butt on that gal? Honk, honk (semi truck horns)
by Casey Mayfield March 02, 2007
Get a truck butt mug for your friend Yasemin.
cigarettes that are kept only in ones car or truck and only smoked while the said person is driving about
I need more truck butts for the long drive.
by Cacheous October 03, 2007
Get the truck butts neck gaiter and mug.
The dangerous and un-nerving experience of being tailgated very closely by a large truck so that all you see in the rear vision mirror is a large shiny bumper and a truck radiator.
Mary: "What's wrong Dave, you've got white knuckles and your driving is a bit erratic."

Dave: "I'm a bit nervous Mary, I've got Truck Butt from this 22-Wheeler behind us."
by Adam Vaughan-Williams March 13, 2008
Get a Truck Butt mug for your guy Zora.
A tricked out truck. Although on first glance the butt truck might look like a stunt to attract the ladies, it is a form of peacocking designed to score male ass. Indeed, the driver of such a monstrosity often is not yet aware of his extravagant homosexuality.
Man No. 1: Yo, check out the ground effects on that butt truck. I want to do that guy now.

Man No. 2: (Hysterical laughter.)
by OnceElfJab March 19, 2008
Get a butt truck mug for your fish Trump.