Trashbarging is precisely the same as motorboating, except for the fact that when trashbarging the trashbarger places their face in the cleavage of the trashbargees ass, rather than their breasts.
I met this girl named Boston at the bar the other night and bought her a few drinks... By the end of the night, I was trashbarging Boston's harbor!
A satirical (though infinitely more appropriate) way to refer to the concerted, organized propaganda campaign utilized by the Israeligovernment and its apologists.