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.

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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.]

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burr

Noun

1. the soft trilling sound given to the letter (r) in some English dialects

2. a whirring or humming sound

3. a rough edge left on metal or paper after cutting

4. a small hand-operated drill [origin unknown]

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"