The act of bodily thowing a person out of a window. Defenestration is best executed from a third story (glass) window as it breaks bones but allows the defenestree to limp away.

Defenestration first officially happened at the Defenestration of Prague in 1618, leading to the start of the 30 years war.
"I was told not to shoot the king's messenger, so I defenestrated him; he broke both legs. I do believe the king got the message."

"Gee, Larry, I haven't seen a good old-fashioned defenestration in a while."

by miss gunn April 27, 2008
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v. The act of throwing something or SOMEONE out of a window.
on witnessing the disposal of a cigarette from the window of a moving car: "That was a heinous act of defenestration!"
by Blaine September 06, 2003
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The art of hurling the nearest problem out of a window.
Defenestration of a human out of a 30th story window has a vicious tendency to create a mess that the police are not to keen on cleaning up.
by lastoftheidiots July 22, 2006
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The act of throwing someone out of a window
Guy 1: Dude my girl friend is being a huge bitch.
Guy 2: You could always commit some defenestration on her bitchy ass.
Guy 1: Good point
Later that day in hosptial
Doctor: you girlfriend has 18 broken vertebrea, she is lucky to be alive
*Guy 1 Defenestrates doctor to solve that problem*
by Sgt. SkullFucker May 26, 2015
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The act of throwing out Microsoft Windows and running Apple OS X/iOS or Android/Linux.
My defenestration was complete when I replaced my Dell with an iMac and synced my iPad and iPhone with it.
by Nocus June 13, 2012
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the act of throwing a person out of a window an dkilling them at the process.
yes defenestration exists and yet english dosen't have a word for "the day after tomoror"
by English is f@cked September 29, 2018
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