crumble
verb (used with object)
to break into small fragments or crumbs.
crumbling
-
present participleof crumble.present participle
A verb form that is used in progressive verb constructions and may also function as a modifier or a gerund.
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.
With that industry now going through turbulent changes, and Los Angeles challenged by issues including affordability, homelessness and a crumbling infrastructure, he worries that future generations may no longer be drawn here.
From Los Angeles Times ● Oct. 23, 2026
The reason for the veteran manager's upbeat vibe was because of his players' response after crumbling in the first half of their Europa League loss to Benfica.
From BBC ● Oct. 17, 2026
Beyond staff shortages, teachers and pupils must also contend with crumbling school buildings, which a 2023 Senate report estimated would require billions of euros to renovate and adapt to a changing climate.
From Barron's ● Oct. 16, 2026
Swarms of selfie-stick wielding tourists pose for pictures among crumbling buildings.
From The Wall Street Journal ● Oct. 8, 2026
Ahead of him he could see the single chimney and crumbling tower that he hoped would mark the entrance to the Kerneweck Shaft...it took its name from the ancient language of Cornwall.
From "Stormbreaker" by Anthony Horowitz
