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The explosive expulsion of Santorum from the recipient of anal sex.
He fag blasted all over my chest and proceeded to rub it into my sinuses.

"Hey, did you hear about Winthrop?"
"No, what happened?"
"I heard he took like three dicks up the ass and the back pressure of his fag blast coated the entire restroom of the gay bar with carnitas and regret."
by Bacon Bit & Tater Tot October 06, 2012
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To out someone as a homosexual on a social networking site or other public forum with the intent to cause scandal or embarassment.
I stopped reading Perez Hilton's blog, because he likes to fagblast people.
by The Gay Crusader July 03, 2011
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