a. Having three tongues; also, knowing or using three languages, trilingual.

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1594.  Carew, Huarte’s Exam. Wits, xi. (1596), 152. The vowels, and phrases of speech hold a very different signification from that which the vulgar and three-tongued men do know.

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1690.  C. Nesse, O. & N. Test., I. 18. That Doeg aforesaid … was trilinguis, three-longued.

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1743.  Francis, trans. Hor., Odes, III. xi. 22. From his three-tongu’d Jaws the Poison flow’d.

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1866.  Richmond Weekly Palladium, 18 Jan., 4/2. A three tongued infant has been born in Scotland. Of course it’s a girl.

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