[f. CRANE sb.1 1 + FLY.] A two-winged fly of the genus Tipula or family Tipulidæ, characterized by very long legs; in Great Britain popularly called daddy-long-legs.

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1658.  Rowland, trans. Moufet’s Theat. Ins., 943. A Water-fly, which men call from the length of the feet or shanks … Gruinam; called therefore in English a Crane Fly.

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1753.  Chambers, Cycl. Supp., Crane-fly, a name given by some to the creature we commonly call father long-legs.

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1835.  Kirby, Hab. & Inst. Anim., II. xvi. 90. Their long legs [fit] the crane-fly to course rapidly over and among the herbage.

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1857.  Jrnl. R. Agric. Soc., XVIII. I. 74. Marshes give birth to myriads of crane-flies.

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