local. In the East of England: A small bank made to keep out water.

1

1854.  Jrnl. R. Agric. Soc., XV. I. 19. (Linc.) Crests, cradges, and ward-dykes [were] constructed to hold off fen-waters from the inned grounds.

2

1877.  in N. W. Linc. Gloss., 72.

3