The Collaborative International Dictionary of English v.0.48:

Gimlet \Gim"let\, n. [Also written and pronounced gimbled]
   [OF. guimbelet, guibelet, F. gibelet, prob. fr. OD. wimpel,
   weme, a bore, wemelen to bore, to wimble. See Wimble, n.]
   A small tool for boring holes. It has a leading screw, a
   grooved body, and a cross handle.
   [1913 Webster]

   Gimlet eye, a squint-eye. [Colloq.] --Wright.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Gimlet \Gim"let\, v. t. [imp. & p. p. Gimleted; p. pr. & vb.
   n. Gimleting.]
   1. To pierce or make with a gimlet.
      [1913 Webster]

   2. (Naut.) To turn round (an anchor) by the stock, with a
      motion like turning a gimlet.
      [1913 Webster]

WordNet (r) 3.0 (2006):

gimlet
    n 1: a cocktail made of gin or vodka and lime juice
    2: hand tool for boring holes [syn: auger, gimlet, screw
       auger, wimble]