Term used in the acting community to describe a bad performance or delivery. aka. When your acting is metaphorically equivalent to a steaming pile of shit.
"John Travolta took a long hard Shatner throughout the entire duration of Battlefield Earth"
by Kris Perry March 27, 2007
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verb: the act of pushing or elbowing someone out of the way in order to get a better view of yourself in a mirror (or to hog a camera shot).
"Quit trying to shatner the mirror - I'm trying to shave here!".
by Galidia February 27, 2011
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Redneck Trekkie way of saying they almost shit their pants
Damn!!, Shatner in my britches waitin' in line at the star trek convention. Git-R-Done
by spazz_monkey April 8, 2009
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taking a dump or having to take a dump. derives from the actor William Shatner
person 1: dude that beast burritos really getting to me.

person 2: yeah me too man... i'll be back, i gotta go take a shatner
by jorgie LIONHEART August 20, 2009
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New slang for "disrespect" (common current slang is "dis").
I saw William Shatner at a comedy club in Chicago and asked for his autograph. He rudely refused more than once--I was "Shatnered". (this is the origin)
-OR-
Leonard told Scotty his breath smelled like a rotten hemmoroid. He really "Shatnered him!
by Judi Malnar March 4, 2005
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When you are so tired that you become convinced that William Shatner is a comic genius and start exhibiting Shatner behaviour known as "Shatner Moments"
"Manio, I'm a Shatnered Little Red Panda! I want to release a snuff horror film starring death row convicts with a soundtrack performed by sedated and lobotomised paedophile priests
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