\ ˈmōl-dē How to pronounce moldy (audio) \
moldier; moldiest

Definition of moldy

1 : of, resembling, or covered with mold
2a : being old and moldering : crumbling
b : antiquated, fusty moldy tradition

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Other Words from moldy

moldiness noun

Examples of moldy in a Sentence

Her books became moldy after being left in a damp basement. The wine had a slightly moldy aroma.
Recent Examples on the Web Before Friday's storm, the streets of Lake Charles were already lined with mountains of debris from the previous hurricane — soggy insulation, moldy mattresses, tree limbs, twisted metal siding, ruined family treasures. Star Tribune, "'We can't lose our momentum:' Louisiana vows to rebuild," 11 Oct. 2020 The sky turned purplish green, the color of moldy bread, and jagged lightning flashed and froze. Sam Anderson, New York Times, "What I Learned Inside the N.B.A. Bubble," 30 Sep. 2020 Food service at the jail has been a source of criticism since a 2018 U.S. Marshals Service report that the food served by in-house staff was rotten, that the kitchen area was infested with vermin and that staff used moldy serving trays. Adam Ferrise, cleveland, "Transgender woman who died in Cuyahoga County Jail wrote letter criticizing jail conditions before her death," 18 Sep. 2020 Were fans the simple solution to this moldy puzzle? Craig Mod, The Atlantic, "I Accidentally Pandemic-Prepped My House," 8 Sep. 2020 Seeing the season come to a premature end after a 3-1 series lead was wasted when a final, last-ditch, desperation shot rimmed out should have been just the rotten, moldy cherry on top. Eric Walden, The Salt Lake Tribune, "‘Emotionally spent’ Utah Jazz proud of how they handled a season defined by adversity," 2 Sep. 2020 Pictures of a dirty kitchen or a moldy shower speak louder than words. Christopher Elliott, USA TODAY, "When Airbnbs go bad: Here are signs you should bail on yours and how to get your money back," 28 Aug. 2020 Once applied to the moldy area, leave it to dry for an hour, and then wipe away with a microfiber cloth or dry towel. Cate Geiger, Country Living, "How to Get Rid of Black Mold Naturally," 30 Apr. 2020 Tim Carman's piece on restaurant workers facing unsafe conditions and Emily Heil's story on the moldy jam sold at the once-popular Sqirl in Los Angeles. The Washington Post, "Should a critic be reviewing more than the food?," 26 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'moldy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of moldy

14th century, in the meaning defined at sense 1

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Time Traveler for moldy

Time Traveler

The first known use of moldy was in the 14th century

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Statistics for moldy

Last Updated

17 Oct 2020

Cite this Entry

“Moldy.” Dictionary, Merriam-Webster, Accessed 24 Oct. 2020.

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More Definitions for moldy


How to pronounce moldy (audio)

English Language Learners Definition of moldy

: covered with mold
: resembling mold : tasting, smelling, or looking like mold


\ ˈmōl-dē How to pronounce moldy (audio) \
moldier; moldiest

Kids Definition of moldy

: covered with or containing mold moldy fruit


variants: or chiefly British mouldy \ ˈmōl-​dē How to pronounce mouldy (audio) \
moldier or chiefly British mouldier; mouldiest

Medical Definition of moldy

: covered with a mold-producing fungus moldy bread

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