1. covered with or containing mold; having a fuzzy growth of fungus
2. smelling stale and damp
3. old-fashioned or outdated
Usage: informal

Examples

• The bread had turned moldy after sitting in the humid kitchen.
• She threw away the moldy cheese from the back of the refrigerator.
• The basement smelled moldy and needed better ventilation.
• Old books in the attic had a moldy odor.
• His moldy jokes weren’t funny anymore.
• The moldy carpet was replaced after the flood damage.