Search Dictionary
Definition of burr

burr

/bɜːr/
burr

Plural:burrs
•
Adjective:burry
•
Past Simple:burred
•
Past Participle:burred
•
Present Participle:burring
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burr Lexical Profile

burr Game Scores & Validity

• noun

1

A prickly seed case or flower head of a plant that clings to animal fur or clothing.

Example

"After walking through the overgrown meadow, she spent twenty minutes picking burrs off her wool socks."


2

A rough edge or ridge left on metal or another material after it has been cut, drilled, or stamped.

Example

"The machinist used a fine file to smooth away the sharp burr along the edge of the steel pipe."


3

A rough, strong pronouncing of the letter "r", especially as a uvular or alveolar trill characteristic of Scottish or Northumbrian speech.

Example

"The actor spoke with a rich Scottish burr that captivated the theater audience."


4

A small rotary cutting tool or drill bit attached to a rotating shaft, used especially in dentistry, surgery, or metalworking.

Example

"The dentist selected a diamond-coated burr to prepare the tooth for the crown."


5

British A rounded knotty growth on the trunk or branch of a tree, prized for its intricately figured wood.

Example

"The cabinetmaker crafted the jewelry box from a polished walnut burr."

Synonyms
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• verb

1

To make a soft, continuous whirring or buzzing sound, or to pronounce the letter "r" with a rough trill.

Example

"The cicadas burred steadily in the warm evening air while the guests dined on the patio."


2

To form a rough edge on metal or another material, or to remove rough edges from a surface.

Example

"Dropping the chisel onto the concrete floor burred the corner of the blade."

Synonyms
View all synonyms for burr

Word Nuance & Usage

The botanical sense of a prickly seed case is frequently spelled either "bur" or "burr," whereas the mechanical sense of a rough metal edge and the phonetic sense of a trilled "r" are almost exclusively spelled "burr."

• Rhymes for burr

Word Origin & Etymology

From Middle English burre, of Scandinavian origin (akin to Old Danish borre, meaning "burdock"), while the phonetic sense referring to a rough or trilled pronunciation is imitative of the sound.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Burr. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/burr
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