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dredge up

1. Literally, to take out material in order to increase the depth of a body of water. A noun or pronoun can be used between "dredge" and "up." I think we can deepen the pond by dredging up some more sand.
2. To pull something from the depths of a body of water. A noun or pronoun can be used between "dredge" and "up." Hopefully, the divers will be able to dredge up more pieces of the plane today, and we can start analyzing them.
3. By extension, to resume the discussion of something (usually something unpleasant or troublesome). A noun or pronoun can be used between "dredge" and "up." Can we all please try not to dredge up old hurts at this year's Thanksgiving dinner?
4. To find or obtain something after much searching. A noun or pronoun can be used between "dredge" and "up." What else can we do to dredge up support for this petition? I was able to dredge up some of the suspect's financial records.
See also: dredge, up

dredge someone or something

1. . Lit. to scoop something up from underwater. The workers dredged the lifeless body up from the cold black water. They dredged up the mud from the riverbed.
2. Fig. to use some effort to seek and find someone or something. I will see if I can dredge a date up for Friday. Can you dredge up a date for me? I don't have a wrench here, but I'll see if I can dredge one up from the basement.

dredge up

1. To deepen some body of water by digging and removing material from its bottom: They'll have to dredge up the river, or else the larger ships won't be able to pass through. Because the stream was hard to navigate, the farmer paid someone to dredge it up.
2. To raise something from the bottom of a body of water: The workers dredged up a car from the bottom of the lake. They dredged a lot of garbage up from the bottom of the canal.
3. To bring something back into discussion or importance, especially something unpleasant: I wish you hadn't dredged up that issue with our boss. I had been content to forget about the accident until my neighbor dredged it up by asking me questions about it.
See also: dredge, up
References in periodicals archive ?
Hanson said the pilot dredge met both water quality and air quality standards.
An ideal screen would protect the dredge against debris and maximize production and reduce delays.
Louisiana-based DSC Dredge LLC will have its experts on hand in Booth 1725 at AGG1 Aggregates Academy & Expo, March 22-24, 2016, in Nashville, to discuss customers' specific dredging challenges, learning their unique stories and offering DSC's customized dredging solutions.
So once deployed, the dredges are intermittently retrieved back to the boat, checked for tangles, and lowered back again and again while monitoring our rods.
Catch efficiency was much lower than the suction dredge, about 5% (Table 1), a value similar to other reported catch efficiencies for traditional oyster dredges used in commercial mode (Banta et al.
Great Lakes Dredge & Dock Corporation is the largest provider of dredging services in the United States and the only U.
Great Lakes Dredge & Dock's second contract is valued approximately $17 million.
DSC specializes in outfitting dredges to meet the exact specifications of their customers.
Dredge surveys have been used for oyster stock assessment in Virginia for over 50 years.
Suction dredges are much more efficient than bucket line dredges in removing the overburden, especially where that involves stripping roots, wood, grass and shrubs.
They can scrape the bottom for good clean-up and give higher slurry pulp densities than cutter-suction dredges.
s dredge California - one of the most powerful hydraulic dredges operating in the United States - is pumping more than 1.
One of the oldest dredging equipment firms across the world, Ellicott Dredges, is interested in supplying dredging equipment to the Bangladesh Water Development Board (BWDB).
Its rugged design offers the full features of larger dredges in an exceptionally portable design.
During the 2013 season, up to six mechanical dredges will work through the summer and fall to remove PCB-contaminated sediment from the river bottom and place clean sand and gravel over dredged areas.