Definition of "defenestration"
defenestration
noun
countable and uncountable, plural defenestrations
The act of throwing something or someone out of a window.
Quotations
The "Defenestration" at Prague (A.D. 1618). [...] The imperial Austrian Councillors are thrown out of the window of the castle of Hradschin by the enraged Bohemian Deputies [...]
1905, Rossiter Johnson, editor, The Great Events by Famous Historians; a Comprehensive and Readable Account of the World’s History, […], volumes XI (A.D. 1609–1660), New York, N.Y.: National Alumni, pages 62–75
The Third Defenestration of Prague occurred on 10 March 1948. During the closing stages of the communist takeover in Czechoslovakia, Jan Masaryk, the popular foreign minister and son of Tomáš Masaryk, fell – or more likely was pushed – out of a window.
1996, Adrian [G. V.] Hyde-Price, “East Central Europe: A Brief History”, in The International Politics of East Central Europe, Manchester, New York, N.Y.: Manchester University Press, footnote 41, page 40
On September 11, 2001 when NYC's Twin Towers were impacted [...] some occupants trapped above the inferno facing certain death instead jumped from windows to their certain death (self defenestration).
2004, Paul Dehn Carleton, “Notes and References”, in Concepts: A ProtoTheist Quest for Science-minded Skeptics of Catholic, and Other Christian, Jewish & Muslim Backgrounds, Pontiac, Mich.: Carleton House, footnote 15, page 359
(Britain) The high-profile removal of a person from an organization.
Quotations
With Rishi Sunak and Sajid Javid gone from the cabinet, it could all be over for Boris Johnson – although quite how long it will take his enemies to finish him off is not at all clear and his defenestration does not look immediate.
2022 July 5, Andrew Sparrow, “As Sunak and Javid quit cabinet, is it all over for Boris Johnson?”, in The Guardian
(computing, humorous) The act of removing the Microsoft Windows operating system from a computer in order to install an alternative one.
Quotations
It's defenestration day in Redmond today. A clearly stunned Microsoft did what it could to pretend that Judge Jackson's findings of fact were "just one step", as [Bill] Gates put said in the prepared statement that he read at a press conference last night, but it was hopeless.
1999 November 6, Graham Lea, “Stunned MS vows to fight on for freedom: ‘Integrity, partnership, quality … giving’ – (takes out onion)”, in The Register, archived from the original on 19 August 2014
What's needed is defenestration – throwing out the Windows mindset along with Microsoft's licenses and software – but that's not as simple as changing a boot CD or even migrating a whole raft of servers. What's involved is fundamental change both in how IT operates and in what it does.
2004 February 12, Paul Murphy, “What does Linux cost?”, in LinuxInsider: Linux News & Information from around the World, archived from the original on 11 March 2016
Traditionally, the verb defenestrate means to throw out of a window. But as Australian companies take their first timid steps towards installing non-proprietary software on corporate desktops, defenestration is starting to be linked to the throwing out of Windows software.
2005 December 1, D. Braue, P. Gray, L. Colquhoun, J.-V. Douglas, “Leaders of the pack”, in MIS Asia: Managing Information Strategies, archived from the original on 7 October 2007