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1) To get absolutely fucked (aka drunk) beyond belief to the point of passing out.

A reference to Gillian McKeith fainting during a live broadcast of "I'm a Celebrity! Get Me Out of Here! (2010) - UK Version". This phrase was initially made popular by a meme which went viral.
Guy: Alright lads, who's ready to get Gillian McKeith'd?
Other Guy: Can't wait bro. I''m gunna get smashed!!!
by Hawk-Dogg April 03, 2016
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