D defs.my
Entry 1 sense Webster, 1913

Turn-buckle

/(tûrn"bŭk`k'l)/ · Turn·-buc·kle · IPA
01 n. A loop or sleeve with a screw thread at one end and a swivel at the other, -- used for tightening a rod, stay, etc.
  1. 1.
    A loop or sleeve with a screw thread at one end and a swivel at the other, -- used for tightening a rod, stay, etc.(Mech.)