1.) A festival the smartass' of social networking sites partake on a daily basis around the world, joining together and providing humor,humiliation, and mental/emotional abuse at the Original Posters exspense. Only to meet a common goal of wining the troll-a-thon and proudly glorifying their rein as supreme douche.
Two or more people heading to a communal washroom to go poo. Sitting in stalls side by side they go in unison. If one person should need a little extra time the others will wait with them. They are permitted to laugh if one of the "bombers" lets out a big ripper/ toot!
That coffee made me had to bomb really bad.... "Laci, Amber, Sarah, Christie and Krystle... lets go have a bomb-a-thon"!! ;)
at a Binghamtonfrat party, the act of providing cheap alcohol for naive college girls and allowing them to fall down poorly lit staircases and raping them all