Etymology
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company (n.)

mid-12c., "large group of people," from Old French compagnie "society, friendship, intimacy; body of soldiers" (12c.), from Late Latin companio, literally "bread fellow, messmate," from Latin com "with, together" (see com-) + panis "bread," from PIE root *pa- "to feed." Abbreviation co. dates from 1670s. 

Meaning "companionship, consort of persons one with another, intimate association" is from late 13c. Meaning "person or persons associated with another in any way" is from c. 1300. In Middle English the word also could mean "sexual union, intercourse" (c. 1300).

From late 14c. as "a number of persons united to perform or carry out anything jointly," which developed a commercial sense of "business association" by 1550s, the word having been used in reference to trade guilds from late 14c. Meaning "subdivision of an infantry regiment" (in 19c. usually 60 to 100 men, commanded by a captain) is from c. 1400. 

Meaning "person or persons with whom one voluntarily associates" is from c. 1600; phrase keep company "consort" is from 1560s (bear company in the same sense is from c. 1300). Expression two's company "two persons are just right" (for conversation, etc.), is attested from 1849; the following line varies: but three is none (or not), 1849; three's trumpery (1864); three's a crowd (1856). 

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mining (n.)

1520s, "the business or work of a miner," verbal noun from mine (v.1). From c. 1300 as "the undermining of walls or towers in a military attack." Mining-camp "temporary settlement for mining purposes" is by 1853, in a California context.

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high-grade (adj.)

1870, in mining, of ores, from high (adj.) + grade (n.).

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low-grade (adj.)

1867, originally in mining, with reference to ores, from low (adj.) + grade (n.).

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troupe (n.)

1825, "company, band," especially of performers, actors, dancers, etc., from French troupe "company" (see troop (n.)).

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Lacoste 

Paris-based high-end apparel company, founded 1933, named for company co-founder René Lacoste (1904-1996).

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Dictaphone (n.)

dictation recording and reproduction machine, trademarked by the Columbia Graphophone Company in 1907; from dictation + -phone. A separate company from 1923.

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stope (n.)

1747, a mining word, from Low German stope "a step," apparently cognate with step (n.). As a verb from 1778, "remove the contents of a vein," literally "to cut in stopes." Related: Stoped; stoping.

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digging (n.)

1530s, "locality where mining is carried on," verbal noun from dig (v.). Diggings, colloquial for "lodgings, quarters" is by 1838.

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Avis 

U.S. car rental company, according to company history founded 1946 at Willow Run Airport in Detroit by U.S. businessman Warren Avis and named for him.

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