Top definition
Any packaged conglomeration of trash used as a weapon against a motorist. A trashogram may have insults written on it. It is generally thrown at or into the vehicle of an erratic or dangerous driver.
"that ignorant squack just pulled in front of the semi, and cramped on the binders!!"

"here, throw a trashogram in her window"
by heviarti March 21, 2009
Happy St. Patties Day!