Meaning of the word "fell through" in English

What does "fell through" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

fell through

US /fɛl θru/
UK /fɛl θruː/

Phrasal Verb

failed to happen or be completed

Example:
Our plans to go on vacation fell through at the last minute.
The deal fell through because they couldn't agree on the price.