Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “plunge”

See all translations

plunge

verb uk   /plʌndʒ/ us  

plunge verb (FALL)

C2 [I or T, usually + adv/prep] to (cause someone or something to) move or fall suddenly and often a long way forward, down, or into something: We ran down to the beach and plunged into the sea. The car went out of control and plunged over the cliff. Cook the peas by plunging them into boiling water. Niagara Falls plunges 55.5 metres.
More examples

plunge verb (BECOME LOWER)

C1 [I] to become lower in value or level very suddenly and quickly: The fall in demand caused share prices to plunge. Our income has plunged dramatically.

plunge

noun [C] uk   /plʌndʒ/ us  

plunge noun [C] (MOVEMENT)

a sudden movement or fall forward, down, or into something: I really enjoyed my plunge (= jumping in and swimming) in the pool.

plunge noun [C] (REDUCTION)

a sudden and large fall in value or level: We are expecting a plunge in profits this year.
(Definition of plunge from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of plunge?
Add Cambridge dictionaries to your browser to your website

Definitions of “plunge” in other dictionaries

Word of the Day

bad/hard/tough luck

said to express sympathy with someone when something bad has happened to them

Word of the Day

Think long and hard; the language of decisions

by Liz Walter,
January 28, 2015
One of the best ways (perhaps the best way) to improve your English is to learn how words go together in phrases, idioms, or other patterns such as verb/noun or adjective/noun pairs (often called ‘collocations’). This blog looks at some useful phrases and collocations connected with the subject of decisions, something we

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More