Top Definition
when two guys jack off facing each other and blow at the same time, the jizz collides and splits the atom!! if you miss then its all downhill from there
nicko and damo were splitting the atom last night after a wonderful docking session and moonlight dinner
by Roskito November 04, 2010
One last drink/toke that really finishes you off.
"Man, those first 3 joints were ok, but that last one really split the atom"
"Wow, talk about splitting the atom, im nuked"
by bite2break January 13, 2010
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