moldier; moldiest
1
: of, resembling, or covered with mold
2
a
: being old and moldering : crumbling
b
: antiquated, fusty
moldy tradition
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There are several health risks that can occur from moldy showers like allergic reactions, respiratory illnesses, and other irritations. Ashlyn Needham, Southern Living, 19 Apr. 2025 This guide explains why seedlings often get moldy indoors, and simple ways to treat and prevent mold issues so your seedlings can thrive. Lauren Landers, Better Homes & Gardens, 12 Apr. 2025 The chain pizza restaurant was cited after inspectors noted moldy residue on equipment. Camila Pedrosa, Sacbee.com, 11 Apr. 2025 The cafe was cited by county health officials for moldy foods and improper food safety procedures. Camila Pedrosa, Sacramento Bee, 7 Mar. 2025 See All Example Sentences for moldy

Word History

First Known Use

14th century, in the meaning defined at sense 1

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

Cite this Entry

“Moldy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/moldy. Accessed 30 Apr. 2025.

Kids Definition

moldy

adjective
moldier; moldiest
: resembling, containing, or covered with mold
moldiness noun

Medical Definition

moldy

adjective
variants or chiefly British mouldy
moldier or chiefly British mouldier; mouldiest
: covered with a mold-producing fungus
moldy bread

More from Merriam-Webster on moldy

Last Updated: - Updated example sentences
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