Also -oun, -ēn. [Chinese ya tent or pavilion of a general, official residence, office + mun gate.] The office or official residence of a Chinese mandarin; hence, any department of the Chinese public service, as the tsung li yamun or Chinese ‘foreign office,’ established in 1860.

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1827.  H. E. Lloyd, Timkowski’s Trav., iii. I. 111. The tribunal (called the yamoun) is the supreme court of the country of the Kalkas: it has the civil and military jurisdiction, and administers justice: sentence is past according to the printed code of laws.

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1858.  Merc. Marine Mag., V. 45. He saw pagodas, and yamuns.

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1883.  Sunday Mag., 632. The yamun or official residence of the county magistrate.

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1891.  Daily News, 28 July, 5/1. He … made a run for the official yamen, but was overtaken before he could reach it, and murdered with every circumstance of fiendish barbarity.

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1907.  Times, 30 May, 5/2. The intention is to attack and burn every yamên and to exterminate all the officials with the object of overthrowing the Government.

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