1. Any of various machines equipped with scooping or suction devices and used to deepen harbors and waterways and in underwater mining. 2.Nautical A boat or barge equipped with a dredge. 3. An implement consisting of a net on a frame, used for gathering shellfish.
VERB:
Inflected forms: dredged, dredg·ing, dredg·es
TRANSITIVE VERB:
1. To clean, deepen, or widen with a dredge. 2. To bring up with a dredge: dredged up the silt.3. To come up with; unearth: dredged up bitter memories.
INTRANSITIVE VERB:
To use a dredge: dredging for alluvial gold.
ETYMOLOGY:
Middle English dreg- (in dreg-boat, boat for dredging); akin to Old English dragan, to draw.
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