Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “moldy”


adjective  /ˈmoʊl·di/ us  
(of food, esp. old food, or objects that have been left too long in warm, wet places) covered or filled with a soft green, blue, gray, or black growth, usually undesirable but thought to add a desirable taste to some cheeses: moldy cheese
(Definition of moldy from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of moldy?
Add Cambridge dictionaries to your browser to your website

Definitions of “moldy” in other dictionaries

Word of the Day


an alcoholic drink made from apples

Word of the Day


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