The act of throwing oneself out a window.

From defenestration, the act of throwing something out a window.
Fred's emotional pain led to his autodefenestration.
by AbnormalBoy August 29, 2004
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To eject oneself from a window. See also defenestrate.
After a frustrating morning at the office, Thomas resorted to defenestration to relieve his stress...

Earlier that day "Ah, donkey sh*t, Internet Explorer's crashed again. Damn that autodefenestrating program."
by Yossarian February 20, 2004
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