Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “razor wire”

razor wire

noun [U]    
wire with pieces of sharp metal fixed across it, often positioned on top of walls, such as those surrounding a prison, to stop people climbing over the wallsBuilding materials
(Definition of razor wire noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of razor wire

Translations of “razor wire”

Word of the Day

touch

an ability to do things in the stated, especially positive, way

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