burr

burr ¹

 (bûr)

n.

1. A rough edge or area remaining on material, such as metal, after it has been cast, cut, or drilled.

2. Variant of bur¹.

tr.v. burred, burr·ing, burrs

1. To form a burr on.

2. To remove burrs from.

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[Variant of bur.]

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burr ²

also bur  (bûr)

n.

1. A trilling of the letter r, usually made with the tip of the tongue and characteristic of Scottish speech.

2. A buzzing or whirring sound.

v. burred, burr·ing, burrs also burs

v.tr.

To pronounce with a burr.

v.intr.

1. To speak with a burr.

2. To make a buzzing or whirring sound.

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[Imitative.]

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burr ³

also bur  (bûr)

n.

A washer that fits around the smaller end of a rivet.

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[Middle English burre, ring, disk, alteration of burwhe, circle, disk.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

burr

(bɜː)

n

1. (Tools) a small power-driven hand-operated rotary file, esp for removing burrs or for machining recesses

2. (Mechanical Engineering) a rough edge left on a workpiece after cutting, drilling, etc

3. a rough or irregular protuberance, such as a burl on a tree

4. (Furniture) Brit a burl on the trunk or root of a tree, sliced across for use as decorative veneer

n, vb

(Botany) a variant spelling of bur

vb (tr)

5. (Mechanical Engineering) to form a rough edge on (a workpiece)

6. (Mechanical Engineering) to remove burrs from (a workpiece) by grinding, filing, etc; deburr

[C14: variant of bur]

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burr

(bɜː)

n

1. (Phonetics & Phonology) phonetics an articulation of (r) characteristic of certain English dialects, esp the uvular fricative trill of Northumberland or the retroflex r of the West of England

2. a whirring sound

vb

3. (Phonetics & Phonology) to pronounce (words) with a burr

4. to make a whirring sound

[C18: either special use of bur (in the sense: rough sound) or of imitative origin]

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burr

(bɜː) or

bur

n

1. (General Engineering) a washer fitting around the end of a rivet

2. (Metallurgy) a blank punched out of sheet metal

[C16 (in the sense: broad ring on a spear): variant of burrow (in obsolete sense: borough)]

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burr

(bɜː) ,

buhr

or

bur

n

1. (Geological Science) short for buhrstone

2. (Geological Science) a mass of hard siliceous rock surrounded by softer rock

[C18: probably from bur, from its qualities of roughness]

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Burr

(bɜː)

n

(Biography) Aaron. 1756–1836, US vice-president (1800–04), who fled after killing a political rival in a duel and plotted to create an independent empire in the western US; acquitted (1807) of treason

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

burr¹

(bɜr)
n.

1. a protruding ragged edge raised on metal during drilling, shearing, punching, or engraving.

2. a rough protuberance on any object.

3. a hand-held rotary power tool used to cut small recesses.

v.t.

4. to form a rough point or edge on.

5. to remove burrs from.

Also, bur (for defs. 1,3).

[1605–15; sp. variant of bur]

burr²

(bɜr)

n.

1. a washer placed at the head of a rivet.

2. a blank punched out of sheet metal.

[1375–1425; late Middle English burrewez (pl.), buruhe circle, variant of brough round tower, metathetic variant of burgh]

burr³

(bɜr)
n.

1. a pronunciation of (r) as a uvular trill, as in some Northern English dialects.

2. a pronunciation of (r) as an alveolar flap or trill, as in Scottish English.

3. a whirring noise.

v.i.

4. to speak with a burr.

5. to make a whirring sound.

v.t.

6. to pronounce with a burr.

[1750–60; imitative]

Burr

(bɜr)

n.

Aaron, 1756–1836, vice president of the U.S. 1801–05.

Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

burr

Past participle: burred
Gerund: burring

Imperative

burr

burr

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burr

Past participle: burred
Gerund: burring

Imperative

burr

burr

Collins English Verb Tables © HarperCollins Publishers 2011

burr

A rough, upturned edge made by an engraver’s burin or needle. It gives a soft, rich line to drypoint, but is removed when sharp line is required as in line engraving.

Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited

Thesaurus

Noun	1.	burr - seed vessel having hooks or prickles bur pericarp, seed vessel - the ripened and variously modified walls of a plant ovary beggar-ticks, Spanish needles - the seed of bur marigolds
	2.	burr - rough projection left on a workpiece after drilling or cutting projection - any structure that branches out from a central support
	3.	Burr - United States politician who served as vice president under Jefferson; he mortally wounded his political rival Alexander Hamilton in a duel and fled south (1756-1836) Aaron Burr
	4.	burr - rotary file for smoothing rough edges left on a workpiece power tool - a tool driven by a motor
	5.	burr - small bit used in dentistry or surgery bur bit - the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press; "he looked around for the right size bit" burr drill, dentist's drill - a high speed drill that dentists use to cut into teeth
Verb	1.	burr - remove the burrs from bur remove, take away, withdraw, take - remove something concrete, as by lifting, pushing, or taking off, or remove something abstract; "remove a threat"; "remove a wrapper"; "Remove the dirty dishes from the table"; "take the gun from your pocket"; "This machine withdraws heat from the environment"

Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

burr

also bur
noun

A continuous low-pitched droning sound:

bumble, buzz, drone, hum, whir, whiz.

verb

To make a continuous low-pitched droning sound:

bumble, buzz, drone, hum, whir, whiz.

The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Translations

GratKlette

γρέζι

rebaba

loupe

lappola

braam

burr

[bɜːʳ] N (Bot) → erizo m

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

burr

[ˈbɜː^r] n

[plant] → teigne f

(= accent) → grasseyement m

Collins English/French Electronic Resource. © HarperCollins Publishers 2005

burr

²

n (Ling) breiige Aussprache (von R); to speak with a burr → breiig sprechen

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

burr

bur [bɜːʳ]

1. n

a. (Bot) → lappa, bardana

b. (Ling) to speak with a burr → arrotare la erre

c. (sound) → ronzio

2. vi (plane) → ronzare; (telephone) → suonare

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

burr

n. taladro; [dentistry] fresa;

fissure ___ → ___ de fisura;

diamond point ___ → ___ diamantada.

English-Spanish Medical Dictionary © Farlex 2012