v. Sc. [f. FANK sb.2: see -LE.] trans. To tangle, entangle; to entrammel (a horse, etc.) with a rope; hence, To get fankled: fig. to lose the thread of a discourse (see Jamieson, s.v.)

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c. 1450.  Henryson, The Lyon and the Mous, xxxiv., in Evergreen, I. 196.

        Lo, quoth the Mous, this is our Ryal Lord,
  Quha gaif me Grace quhen I was by him tane,
And now is fast heir fanklet in a Cord.

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1826.  J. Wilson, Noctes Ambrosianæ, Wks. 1885, I. 103. The only fear I had was o’ my long spurs;—but they never got fankled; and I finished with doing the 47th Proposition of Euclid, with mathematical precision.

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