noun a mixture of oats and barley.
2. dredge ·noun very fine mineral matter held in suspension in water.
3. dredge ·vt to sift or sprinkle flour, ·etc., on, as on roasting meat.
4. dredge ·vt to catch or gather with a dredge; to deepen with a dredging machine.
5. dredge ·noun any instrument used to gather or take by dragging; as: (a) a dragnet for taking up oysters, ·etc., from their beds. (b) a dredging machine. (c) an iron frame, with a fine net attached, used in collecting animals living at the bottom of the sea.