Obs. rare1. [? var. of START sb.2] A sudden impulse. Hence Sturt v.2 intr., to start suddenly.

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1674.  N. Fairfax, Bulk & Selv., 129. When we give a dartingness to outcasts, we betemme them but one or a few springs, which by often sturts and flashes of motion, cracker-like, weaken themselves. Ibid., 139, 140. A body having bequeath’d it one degree of sturt or yerk,… may upon taking in ten or twenty degrees of the same, in the next, sturt to many atoms in length.

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