Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “rubber”

rubber

noun (SUBSTANCE)    /ˈrʌb.ər/ US  //
B2 [U] an elastic substance (= that stretches) made either from the juice of particular tropical trees or artificially: Tyres are almost always made of rubber.Plastics and rubber A2 [C] UK an eraserWriting implements [C] US slang for a condomContraception rubbers [plural] US old-fashioned for overshoesShoes and shoemaking
(Definition of rubber noun (SUBSTANCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of rubber

Definitions of “rubber” in other dictionaries

Word of the Day

crew

If you crew a boat, or crew for someone on their boat, you help to sail it.

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More