sb. A tightly stretched rope, wire, or wire cable, on which rope-dancers and acrobats perform feats of equilibristic skill. Also attrib. (Contrasted with SLACK-ROPE.)

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1801.  Strutt, Sports & Past., III. iv. (1810), 188. Tumbling and jumping through a hoop … and dancing upon the tight-rope.

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1861.  Thackeray, Four Georges, iv. (1876), 105. A charming young Prince who danced deliciously on the tight-rope.

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1890.  Spectator, 22 Nov., 729/2. An interview with a tight-rope dancer.

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1909–13.  A. M. Ludovici, trans. Nietzsche’s Twilight of the Idols, in Wks. XVI. 4. One should adopt only those situations in which one is in no need of sham virtues, but rather, like the tight-rope dancer on his tight rope, in which one must either fall or stand—or escape.

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  Hence Tight-rope v., intr. to perform on the tight-rope; trans. to walk along as if on a tight-rope.

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1858.  A. Mayhew, Paved with Gold, II. vii. A small … garden, intersected with gravel paths not broader than deal boards, which entailed balancing on those who tight-roped its walks.

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1908.  Daily Chron., 1 Feb., 5/6. He has tumbled and tight-roped, slept under hedges, and accepted presents from reigning potentates.

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