n. apparatus used to scoop up oysters etc., or to clear mud etc., from a river or sea bed. v. (ging)1 (often foil. by up) a bring up or clear (mud etc.) with a dredge. b bring up (something forgotten) (dredged it all up). 2 clean with or use a dredge. [origin uncertain] dredge’ v. (ging) sprinkle with flour, sugar, etc. [earlier = sweetmeat, from French]