Alt-F4

noun

A keyboard shortcut in Windows that completely closes the application or a focused window.

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Meanings

nounAlt-F4 (countable and uncountable, plural Alt-F4s)

plural Alt-F4s

  1. countableuncountablecomputingA keyboard shortcut in Windows that completely closes the application or a focused window.
  2. InternetcountableuncommonuncountableAn Internet meme involving novice users being tricked into closing applications.
verbAlt-F4 (third-person singular simple present Alt-F4s, present participle Alt-F4ing, simple past and past participle Alt-F4ed)

present singular third person Alt-F4s · participle present Alt-F4ing · participle past Alt-F4ed · past Alt-F4ed

  1. InternetintransitivetransitiveTo close or exit (a window or application) by pressing Alt-F4.
Cite this entry
APA

Alt-F4. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Alt-F4

MLA

“Alt-F4.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Alt-F4. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Alt-F4,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Alt-F4.

Source: Alt-F4 on Wiktionary, CC BY-SA 4.0.