Etymologically

dull

Etymology and origin of the English word dull

Confidence
Probable
Formation
Inherited
First attested
c. 1200
Inherited from
Middle English dul
Ultimate origin
Proto-Germanic (*dulaz)

Pronunciation

Etymology

It is inherited from Middle English dul, apparently related to Old English dol (“dull-witted, foolish”),[2][3][4][5] though Etymonline also allows an unrecorded parallel word or a borrowing of Middle Low German dul (“foolish, reckless”), and Hoad compares the Middle Low German and Middle Dutch words.[3][6] All go back to Proto-Germanic *dulaz,[2][3][6] which is also the source of Old Frisian dol, Old Saxon dol and Old High German tol (modern German toll (“mad, wild”)).[2][3][4] It is sometimes traced to a root meaning dust, vapour or smoke, which gave words for clouded wits, such as Old Irish dall (“blind”) and Ancient Greek θολός (tholós, “mud”).[2][3]

Earliest recorded meaning

Not quick of understanding, stupid: about 940 in the OED, probably about 1200 in Barnhart, about 1200 in Etymonline.[7][2][3] Blunt, not sharp, is from about 1230, in the Ancrene Riwle.[2]

Semantic evolution

Dull senses are from about 1340,[7] slow or sluggish from 1393,[7] dispirited from about 1393,[7] and overcast weather from about 1430.[7] The sense boring, tedious, is first recorded in 1590, in Shakespeare's Comedy of Errors.[2][7] Trade has been dull since 1705, and pain since 1725.[7] The verb, to lessen the vigour of, is from about 1200, and to make blunt from the late 14th century.[3] Dullard is from the 15th century.[6] In dialects across Scotland and England dull also meant deaf or hard of hearing,[8] and in Antrim a dull was a horsehair noose for catching trout.[8]

Timeline

  • c. 940 – slow of understanding.[7]
  • c. 1200 – to dull (verb).[3]
  • c. 1230 – blunt.[2]
  • 1393 – sluggish.[7]
  • c. 1430 – overcast.[7]
  • 1590 – boring, tedious.[2][7]

Modern meaning

Adjective

  1. Slow to understand; stupid.
  2. Lacking interest; boring.
  3. Not sharp; blunt.
  4. Not intense or keenly felt: a dull ache.
  5. Of weather, cloudy; overcast.
  6. Not brisk; sluggish.
  7. Of colour, lacking brightness; of sound, muffled.
  8. Lacking spirit; listless.

Verb

  1. To make or become dull.

Word family

  • dullish
  • dully
  • dullness
  • dullsville
  • dullard
  • dull-witted
  • undulled

References

  1. ^ Jones, Daniel (2011), Cambridge English Pronouncing Dictionary, 18th ed., ed. Peter Roach, Jane Setter and John Esling, Cambridge: Cambridge University Press
  2. ^ a b c d e f g h i Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  3. ^ a b c d e f g h Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  4. ^ a b Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  5. ^ Pearsall, Judy, ed. (1998), The New Oxford Dictionary of English, Oxford: Clarendon Press
  6. ^ a b c Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  7. ^ a b c d e f g h i j k Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
  8. ^ a b 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)
Cite this entry

“Dull.” Etymologically, 17 Oct. 2026, etymologically.com/en/dull. Accessed 17 Oct. 2026.

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