| greyback | (n) a dowitcher with a grey back, Syn. Limnodromus griseus, grayback |
| knot | (n) a sandpiper that breeds in the Arctic and winters in the southern hemisphere, Syn. grayback, greyback, Calidris canutus |
| rebel | (n) `Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms, Syn. Johnny Reb, Johnny, greyback, Reb |