Jacksnipe \Jack"snipe`\, n. (Zo["o]l.)
   (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.

Source: Webster's Revised Unabridged Dictionary (1913)