defenestration

noun4

1. •
   The act of throwing something or especially someone out of a window, especially lethally.

   • 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
2. •
   The high-profile removal of a person from an organization.

   • Be that as it may, his defenestration was coldly abrupt, and in his place, the Football Association resurrected a veteran manager and former England star in Joe Mercer for seven games. — 2005
3. •
   (UK, figurative) to eliminate from a contest or sport championship
4. •
   (humorous) The act of removing the Microsoft Windows operating system from a computer in order to install an alternative one.

   • Defenestration might be an option too. May I recommend Linux? — 1998