Sentence examples for fallen out of from inspiring English sources

"fallen out of" is a correct and usable phrase in written English.
It is typically used to describe something that was once in a particular state or condition but is no longer in that state or condition. It can also refer to something that has lost favor or popularity. Example: I used to love playing the guitar, but I've fallen out of practice and can't remember any chords. The once bustling town had fallen out of favor with tourists and was now a ghost town.