イディオム: leave (someone) high and dry

これはたまにふざけた感じで使える便利な言い方です。文字通りには       The receding tide left the boat high and dry on the rocky reef. のように船などが岩の上に乗り上げてしまって、更に潮が引いてしまってさあ大変という状態が目に浮かびます。

My girlfriend was mad at me and left me high and dry on the roadside. 

The students were left high and dry in a foreign country because of the recent boarder closure due to COVID-19.

I was left in a strange city high and dry with only $20 in my pocket. 

The new craze for Instagram left the previously popular Facebook high and dry.

などなど。用途はたくさんあります。ぜひ皆さんも使ってみてください。