The Collaborative International Dictionary of English v.0.48:

Snipe \Snipe\, n. [OE. snipe; akin to D. snep, snip, LG. sneppe,
   snippe, G. schnepfe, Icel. sn[imac]pa (in comp.), Dan.
   sneppe, Sw. sn[aum]ppa a sanpiper, and possibly to E. snap.
   See Snap, Snaffle.]
   1. (Zool.) Any one of numerous species of limicoline game
      birds of the family Scolopacidae, having a long,
      slender, nearly straight beak.
      [1913 Webster]

   Note: The common, or whole, snipe (Gallinago c[oe]lestis)
         and the great, or double, snipe (Gallinago major),
         are the most important European species. The Wilson's
         snipe (Gallinago delicata) (sometimes erroneously
         called English snipe) and the gray snipe, or
         dowitcher (Macrohamphus griseus), are well-known
         American species.
         [1913 Webster]

   2. A fool; a blockhead. [R.] --Shak.
      [1913 Webster]

   Half snipe, the dunlin; the jacksnipe.

   Jack snipe. See Jacksnipe.

   Quail snipe. See under Quail.

   Robin snipe, the knot.

   Sea snipe. See in the Vocabulary.

   Shore snipe, any sandpiper.

   Snipe hawk, the marsh harrier. [Prov. Eng.]

   Stone snipe, the tattler.

   Summer snipe, the dunlin; the green and the common European
      sandpipers.

   Winter snipe. See Rock snipe, under Rock.

   Woodcock snipe, the great snipe.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Jacksnipe \Jack"snipe`\, n. (Zool.)
   (a) A small European snipe (Limnocryptes gallinula); --
       called also judcock, jedcock, juddock, jed, and
       half snipe.
   (b) A small American sandpiper (Tringa maculata); -- called
       also pectoral sandpiper, and grass snipe.
       [1913 Webster]

WordNet (r) 3.0 (2006):

half snipe
    n 1: a small short-billed Old World snipe [syn: jacksnipe,
         half snipe, Limnocryptes minima]