Burr

Burr (bûr), Aaron 1756-1836.

American politician who became Vice President of the United States (1801-1805) under Thomas Jefferson after a deadlock in the electoral college was broken by the House of Representatives. On July 11, 1804, Burr mortally wounded his rival Alexander Hamilton in a duel and later fled south where he was involved in a mysterious conspiracy to establish an independent nation in Mexico and the Southwest. Tried for treason, he was acquitted for lack of evidence.

burr¹ (bûr)

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.

[Variant of bur.]

burr² also bur (bûr)

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.

[Imitative.]

burr³ also bur (bûr)

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

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

Burr [bɜː]

(Biographies / Burr, Aaron (1756-1836) M, US, POLITICS: statesman) 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

burr¹

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

2. (Engineering / 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. (Fine Arts & Visual Arts / Furniture) Brit a burl on the trunk or root of a tree, sliced across for use as decorative veneer

n & vb

(Life Sciences & Allied Applications / Botany) a variant spelling of bur

vb (tr)

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

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

[variant of bur]

burr²

1. (Linguistics / 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

1. (Linguistics / Phonetics & Phonology) to pronounce (words) with a burr

2. to make a whirring sound

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

burr³, bur [bɜː]

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

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

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

burr⁴, buhr, bur [bɜː]

1. (Earth Sciences / Geological Science) short for buhrstone

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

[probably from bur, from its qualities of roughness]

ThesaurusLegend: Synonyms Related Words Antonyms

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"

Translations

burr [bɜːʳ] N (Bot) → erizo m

burr [ˈbɜː^r] n

[plant] → teigne f

(= accent) → grasseyement m

burr²

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

burr bur [bɜːʳ]

1. n

a. (Bot) → lappa, bardana

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

c. (sound) → ronzio