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mouldy

American  
[mohl-dee] / ˈmoʊl di /

noun

British Military Slang.

plural

mouldies
  1. a torpedo.


mouldy British  
/ ˈməʊldɪ /

adjective

  1. covered with mould

  2. stale or musty, esp from age or lack of use

  3. slang boring; dull

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • mouldiness noun

Etymology

Origin of mouldy

1915–20; probably identical with Scottish and north dial. moudie a mole

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

NHS Grampian said all the mouldy materials have now been removed and it was confident patient safety would not be compromised.

From BBC • Mar. 19, 2026

Senior coroner Mary Hassell acknowledged their home was damp and mouldy, but concluded that Akram actually died of Strep B, pneumonia and Vitamin D deficiency.

From BBC • Aug. 18, 2025

However, Miliband said the move was the "fair" thing to do and was backed by tenants' associations worried about damp, mouldy homes and high energy bills.

From BBC • Feb. 7, 2025

"They were tasked with delivering 17 million pieces of mail that had been just thrown into hangers, that had been mouldy and a lot of the names on the letters were illegible," he said.

From BBC • Dec. 20, 2024

He entered as though he owned the court, calling a cheery good morning to Mr. Justice, interrupting the mumbled explanation of a shabby bakeress accused of selling mouldy bread.

From "Johnny Tremain" by Esther Hoskins Forbes