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Etymology 1[edit]

From Middle English burre, perhaps from Old English byrst (bristle), from Old Norse


burr (plural burrs)

  1. A sharp, pointy object, such as a sliver or splinter.
  2. A bur; a seed pod with sharp features that stick in fur or clothing.
  3. A small piece of material left on an edge after a cutting operation.
    • Tomlinson
      The graver, in ploughing furrows in the surface of the copper, raises corresponding ridges or burrs.
  4. A thin flat piece of metal, formed from a sheet by punching; a small washer put on the end of a rivet before it is swaged down.
  5. A broad iron ring on a tilting lance just below the grip, to prevent the hand from slipping.
  6. The earlobe.
  7. The knot at the bottom of an antler.
Derived terms[edit]

Etymology 2[edit]

Onomatopoeia, influenced by bur.


burr (plural burrs)

  1. A rough humming sound.
  2. A rolled "r".


burr (third-person singular simple present burrs, present participle burring, simple past and past participle burred)

  1. (transitive) To pronounce with a rolled "r".
  2. (intransitive) To make a rough humming sound.

Etymology 3[edit]

Origin uncertain.


burr (plural burrs)

  1. (obsolete) A metal ring at the top of the hand-rest on a spear.
    • 1485, Sir Thomas Malory, Le Morte Darthur, Book XXI:
      And whan Sir Mordred felte that he had hys dethys wounde, he threste hymselff with the myght that he had upp to the burre of Kyng Arthurs speare; and ryght so he smote hys fadir [...].

Etymology 4[edit]

From burl


burr (plural burrs)

  1. (UK) Alternative spelling of burl.