moldier; moldiest
1
: of, resembling, or covered with mold
2
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
Such jars of moldy fruit were probably fairly hideous to consume.
—
Literary Hub, 7 Jan. 2026
The last two years around here have probably felt like living in a college house with sticky floors and moldy showers.
—Jason Lloyd, New York Times, 5 Jan. 2026
Moisture can result in moldy, smelly clothing and potentially ruin delicate fabrics.
—Brandee Gruener, Southern Living, 2 Jan. 2026
Even if a single berry is moldy, leaky, or shriveled, this could mean the berries are not fresh or juicy at all, says Hall.
—Kirsten Nunez, Martha Stewart, 31 Dec. 2025
See All Example Sentences for moldy
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Literary Hub, 7 Jan. 2026
The last two years around here have probably felt like living in a college house with sticky floors and moldy showers.
—Jason Lloyd, New York Times, 5 Jan. 2026
Moisture can result in moldy, smelly clothing and potentially ruin delicate fabrics.
—Brandee Gruener, Southern Living, 2 Jan. 2026
Even if a single berry is moldy, leaky, or shriveled, this could mean the berries are not fresh or juicy at all, says Hall.
—Kirsten Nunez, Martha Stewart, 31 Dec. 2025
See All Example Sentences for moldy
Cite this Entry
“Moldy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/moldy. Accessed 8 Jan. 2026.
Copy CitationKids 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
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