dredge

¹ American  

[drej] / drɛdʒ /

noun

1. Also called dredging machine.  any of various powerful machines for dredging up or removing earth, as from the bottom of a river, by means of a scoop, a series of buckets, a suction pipe, or the like.

2. a barge on which such a machine is mounted.

3. a dragnet or other contrivance for gathering material or objects from the bottom of a river, bay, etc.

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verb (used with object)

dredged, dredging

1. to clear out with a dredge; remove sand, silt, mud, etc., from the bottom of.

2. to take, catch, or gather with a dredge; obtain or remove by a dredge.

verb (used without object)

dredged, dredging

1. to use a dredge.

verb phrase

1. dredge up

   1. to unearth or bring to notice.

      We dredged up some old toys from the bottom of the trunk.

   2. to locate and reveal by painstaking investigation or search.

      Biographers excel at dredging up little known facts.

dredge ² American  

[drej] / drɛdʒ /

verb (used with object)

Cooking.

dredged, dredging

1. to sprinkle or coat with some powdered substance, especially flour.

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dredge ¹ British  

/ drɛdʒ /

noun

1. Also called: dredger.  a machine, in the form of a bucket ladder, grab, or suction device, used to remove material from a riverbed, channel, etc

2. another name for dredger 1

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verb

1. to remove (material) from a riverbed, channel, etc, by means of a dredge

2. (tr) to search for (a submerged object) with or as if with a dredge; drag

dredge ² British  

/ drɛdʒ /

verb

1. to sprinkle or coat (food) with flour, sugar, etc

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Etymology

Origin of dredge¹

First recorded in 1425–75; late Middle English ( Scots ) dreg, as in dreg-boat “dredge boat,” probably an irregular formation of Old English dragan draw ( def. ); dray ( def. )

Origin of dredge²

First recorded in 1590–1600; verb use of dredge (now obsolete or dialectal) “mixture of grains,” from late Middle English drag(g)e, dreg(g)e, draget(e), apparently to be identified with Middle English drag(g)e, dragie “sweet sauce, confection; mixture of grains, mix or company of people,” from Anglo-French drag(g)é, dragee, from Old French dragie, dragé; possibly related to dragée

Example Sentences

Rescue teams from Thursday used earth moving equipment on a pontoon to dredge a channel through the sand to allow the animal to escape.

From Barron's • Mar. 27, 2026

Diggers have been deployed to dredge a channel back into deeper waters.

From BBC • Mar. 26, 2026

All this material allows the bots to generate superficially coherent answers to questions by generating prose patterns and sometimes repeating facts they dredge up from their hoards of scraped material.

From Los Angeles Times • Jan. 30, 2025

Working in one flow, lightly dredge the seasoned chicken in the flour, followed by the eggs and finally the breadcrumbs.

From Salon • Aug. 3, 2024

I dredge a crumpled twenty-dollar bill from my jeans pocket, but Oscar holds up a hand.

From "I'll Give You the Sun" by Jandy Nelson

Related Words

• clean
• widen