plunge into

Also found in: Legal.

plunge (something) in(to) (something)

To push an object deeply into something. The workers set about plunging iron rods into the wet concrete. The villain laughed cruelly before plunging the knife into the victim's back.
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plunge into (something)

1. Literally, to dive into or immerse oneself in a mass of something, typically a body of water. He plunged into the river to find relief from the heat. The detective plunged into the crowd of people in pursuit of the suspect.
2. By extension, to immerse oneself in or become consumed by some activity. The new team plunged into the project, hoping to salvage the work that had already been done.
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plunge something into someone or something

 and plunge something in
to drive or stab something into someone or something. The murderer plunged the knife into his victim. She plunged in the dagger.
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plunge into

1. To fall or dive into some place or thing: I jumped off the diving board and plunged into the warm water.
2. To thrust or throw something forcefully into some place or thing: I plunged the shovel into the soil.
3. To enter earnestly or wholeheartedly into some activity or situation: After the vacation, I plunged into my studies with renewed energy.
4. To send someone or something into some condition or situation: My gambling losses plunged me into debt.
5. To fall into some state or condition: After my divorce, I plunged into a deep depression.
See also: plunge
References in periodicals archive ?
A suicidal man survived a 174-foot plunge into the Niagara Falls on Monday night, but has sustained severe injuries, (http://www.
Some students at North Carolina State University know a little something about both, as indicated by their willingness to plunge into the freezing cold temperatures of Lake Raleigh in order to raise funds for the Special Olympics.
Fifty brave Super Plunge volunteers will also be freezing for a reason as they to take the plunge into the vat of ice water every hour, on the hour, for 24 hours to raise funds for local Special Olympics athletes.
1 -- color) The "Freezin' for a Reason" Special Olympics fundraiser Saturday drew goosebump-braving participants willing to plunge into Castaic Lake as part of a Winter Festival.
2) Athletes, firefighters, beauty queens and sheriff's deputies took a plunge into Castaic Lake on Saturday for Special Olympics.
As his mind plunges, so does he: "Plunging" here alludes to epic traditions of wandering into the wilderness of chaos and unknowability (17); and it returns to the spatial metaphor of descent introduced by Invisible Man's earlier plunge into the sub-way of an identity crisis.
Why did he choose to plunge into nothingness, into the void of faceless faces, of soundless voices, lying outside history?
Those brave enough to don bathing suits are invited to take the plunge into the city Aquatic Center's water-slide pool.
1) Brave souls take the plunge into 48-degree water at Hansen Dam on Wednesday during the 3rd annual Polar Bear Swim.
They said they were thrilled by the results, getting almost a full hour of data from all six instruments during the probe's 100 mph plunge into Jupiter's pink- and orange-tinged cloud tops.