vbl. sb. Obs. [Of obscure origin: cf. SPLAT v. 2, and shoulder-splate.] (See quot.)

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1580.  Blundevil, Horsemanship, V. 52. Of splaiting of the shoulder. This commeth by some dangerous sliding or slipping, whereby the shoulder parteth from the breast, and so leaves an open rift … in the flesh and film next under the skin. [Hence in Topsell (1607), and Phillips (1658–96), as Splayting; Kersey (1706), etc., as Splaying.]

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