Top Definition
The act of a very large gay man fucking another gay (or sometimes strait) Man so hard his molecular structure fails and leaves nothing but atomic traces
Paul: I'm gunna do some Atom Bombing this weekend you care to join?

Joe: Paul how many fucking times do I have to tell you I'm strait you fucking fag!!!!

Paul: Don't make me atom bomb you
by Sfv April 22, 2007

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