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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?
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 ?
Great Lakes Dredge & Dock has widespread dredging experience and a track record for successful completion of huge projects.
In the aftermath of the Deepwater Horizon oil spill, the GLDD dredge California was tasked with reinforcing and expanding a sand berm 23 miles out into the Gulf of Mexico to keep oil from reaching the coastline.
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.
DSC hasn't just built new dredges for us; they have actually helped us modify current dredges that we have as well.
Three in-hull dredge pumps allow the vessel to convey slurry up to five miles and longer when used in conjunction with additional booster pumps.
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.
is suing the California manufacturer of its mining dredges in Norfolk federal court, claiming the dredges were defective and seeking to recover more than $1 million in business losses.
The DSC Shark Class cutter suction dredge features a PLC-based operating system, electro-proportional hydraulic circuits, high-capacity service water system and an in-line direct marine-style transmission for dredge pump reduction.
Dredge surveys have been used for oyster stock assessment in Virginia for over 50 years.
Pritzker stated, I wish to express the support of the US government for the participation of the Ellicott Dredges in the dredging project.
The Marlin Class underwater pump mining dredge manufactured by DSC Dredge LLC is designed to meet the needs of deep mining and aggregate deposits by providing a more efficient tool for material excavation.
When the project resumes in May, dredging will take place 24 hours a day, six days a week, with multiple dredges mounted on barges.
Our fleet consists of eight dredges, 13 tugboats, 17 barges, 20 pieces of earth moving equipment, and a host of other support equipment.
This exchange of dredges is advantageous to Great Lakes because the Beachbuilder's larger size will allow the Company to modify this vessel to create a world class hydraulic cutterhead dredge well suited for capital and offshore beach nourishment work.
Production for January, 2007 was achieved by three hydraulic suction dredges of which two are owned by the joint venture and operated by NARIL.