jackscrew

2 definitions found

jackscrew - Collaborative International Dictionary of English v.0.48 :

  Jackscrew \Jack"screw`\, n.
     A jack in which a screw is used for lifting, or exerting
     pressure. See Illust. of 2d Jack, n., 5.
     [1913 Webster]

jackscrew - WordNet (r) 2.1 (2005) :

  jackscrew
      n 1: screw-operated jack [syn: jackscrew, screw jack]