Etymologically

Etymology and origin of the English word stun

Confidence
Probable
Formation
Borrowing, Clipping
First attested
1325 before 1325, Cursor Mundi
Borrowed from
Old French estoner via Middle English
Ultimate origin
Latin tonō

Pronunciation

Etymology

It is inherited from Middle English stonen, also stunen,[2][3][4][5] probably borrowed from Old French estoner (“to stun, daze”) with the loss of its first syllable (modern étonner),[6][7][5][8] through Anglo-Norman estuner.[9][10] Etymonline and the MED take it as a shortening of the Middle English verb astonen, from the same French verb,[2][11] so that it is a doublet of astonish and astound.[6][9] The French verb comes from Vulgar Latin *extonō (“to stupefy”),[12][9][3] formed from the intensive prefix ex- and tonō (“to thunder”) on the model of attonō (“to stupefy”);[9][10][3] tonō is related to English thunder.[9] The verb has often been derived from Old English stunian (“to crash, resound”),[6] as Skeat and Johnson did,[13][14] but the OED rejects this because the sense is quite different and the Old English verb apparently did not survive into Middle English.[6]

Earliest recorded meaning

To knock unconscious or senseless with a blow, and to daze with strong emotion: both are first found in the Cursor Mundi (before 1325, in a manuscript of before 1400).[6][5] Etymonline dates stonen, "to daze or render unconscious", to the early 14th century.[2]

Semantic evolution

Ayto notes that, like astonish and astound, the word etymologically means "to leave thunderstruck".[9] Weekley observed that the French verb kept a stronger sense until the 17th century.[15] In Middle English the word covered both bewilderment and amazement, and could mean to be held motionless by shock or frightened.[11] From 1621 it was used of noise that dazes or deafens.[6][7] From 1676 masons used it of bruising stone so that its surface splinters, with the noun stun for such a flaw from 1850.[6][7] The noun, the act or effect of stunning, is recorded from 1727, in James Thomson.[6][5][16] The adjective stunning meant "dazing, astounding" in Milton's Paradise Lost (1667) and "first-rate, splendid" by 1849–50, in Dickens's David Copperfield.[5] In 19th-century thieves' slang stun meant to cheat someone of a share,[17] and in Australian and New Zealand slang stunned means drunk.[7] In dialect it could mean to startle (Orkney) or to stop the growth of grass or animals (Hampshire, Wiltshire).[18]

Timeline

  • before 1325 – to knock senseless; to daze with emotion (Cursor Mundi).[6][5]
  • 1470–1485 – to break with heavy blows, in Malory (obsolete).[6][19]
  • 1621 – to daze or deafen with noise.[6][19]
  • 1667 – stunning, dazing, in Milton.[5]
  • 1676 – to bruise the surface of stone.[6]
  • 1727 – noun, the act or effect of stunning.[6][5]
  • 1839 – thieves' slang, to cheat.[17]
  • 1849–1850 – stunning, splendid, in Dickens.[5]
  • 1850 – noun, a flaw on the surface of stone.[6]

Meanings

Verb

  1. To make someone unconscious or unable to move, as by a blow or fall: The fall from the ladder stunned him.[20][16][7]
  2. To shock, astonish or overwhelm: The verdict stunned the whole town.[20][16][7]
  3. To daze or deafen with noise.[16][7][6]
  4. To bruise the surface of stone so that it splinters or flakes; of stone, to flake off in this way.[7][6]

Noun

  1. The effect of something that stuns; the state of being stunned.[20][16][6]
  2. A stroke in snooker.[16]
  3. A flaw on the surface of a stone (rare).[7][6]

Word family

  • stunner
  • stun gun

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  3. ^ a b c Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
  4. ^ Dictionary.com Unabridged (2016), based on the Random House Unabridged Dictionary, New York: Random House
  5. ^ a b c d e f g h i Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  6. ^ a b c d e f g h i j k l m n o p q r Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  7. ^ a b c d e f g h i Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  8. ^ Stevenson, Angus, ed. (2010), Oxford Dictionary of English, 3rd ed., Oxford: Oxford University Press
  9. ^ a b c d e f Ayto, John (2005), Word Origins: The Secret Histories of English Words from A to Z, 2nd ed., London: A & C Black
  10. ^ a b Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  11. ^ a b Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
  12. ^ The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt
  13. ^ Skeat, Walter W. (1911), A Concise Etymological Dictionary of the English Language, new ed., Oxford: Clarendon Press
  14. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  15. ^ Weekley, Ernest (1921), An Etymological Dictionary of Modern English, London: John Murray
  16. ^ a b c d e f Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  17. ^ a b Green, Jonathon (2010), Green's Dictionary of Slang, London: Chambers; digital ed. 2016–, https://greensdictofslang.com
  18. ^ Wright, Joseph, ed. (1898–1905), The English Dialect Dictionary, 6 vols., Oxford: Henry Frowde; via EDD Online 4.0, University of Innsbruck (CC BY 4.0)
  19. ^ a b Kay, Christian; Roberts, Jane; Samuels, Michael; Wotherspoon, Irené, eds. (2009), Historical Thesaurus of the Oxford English Dictionary, Oxford: Oxford University Press; online edition (2024)
  20. ^ a b c Collins English Dictionary (2023), Glasgow: HarperCollins

Related etymologies

Cite this entry

“Stun.” Etymologically, 31 Oct. 2026, etymologically.com/en/stun. Accessed 1 Nov. 2026.

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