* Literal meaning (to break into small pieces): The ancient statue crumbled into dust after years of exposure to the elements.
* Figurative meaning (to collapse or fail): Her hopes of winning the championship crumbled after her unexpected injury.
* Figurative meaning (to deteriorate): The once vibrant economy crumbled under the weight of the recession.
Let me know if you'd like more examples or want to explore the word's nuances further!