Jackscrew

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From WordNet (r) 2.0 [wn]:



  jackscrew
       n : screw-operated jack [syn: {screw jack}]