1. A dowitcher with a grey back
   "The grayback's long bill probed deep into the marsh mud";
   - greyback [Brit, Cdn], Limnodromus griseus
    
2. A sandpiper that breeds in the Arctic and winters in the Southern Hemisphere
   "Thousands of graybacks stopped at the bay during their long migration";
   - knot, greyback [Brit, Cdn], Calidris canutus
    
3. Nickname for a Confederate soldier, used by Federal soldiers in the American Civil War
   "Union soldiers spotted several graybacks across the battlefield";
   - Rebel, Reb [US, informal], Johnny Reb [US, informal], Johnny [US, archaic], greyback [Brit, Cdn]

Derived forms: graybacks

Type of: Confederate soldier, dowitcher, sandpiper

Part of: Calidris, genus Calidris

Encyclopedia: Grayback