Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “mask”

mask

noun [C]  /mæsk/ us  
a covering for all or part of the face, worn for protection or to hide the face: a gas mask an exhibit of African masks The children all wore Halloween masks that were supposed to frighten us.

mask

verb [T]  /mæsk/ us  
to prevent something from being seen or noticed: The tastelessness of the meat was masked by a heavy gravy.
(Definition of mask from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of mask?
Add Cambridge dictionaries to your browser to your website

More American English definitions for “mask”

Definitions of “mask” in other dictionaries

Word of the Day

nip

to press something quickly and quite hard between two objects, especially sharp objects such as teeth or nails

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