Beat/flog a dead horse

Idiom : Beat/flog a dead horse

Meaning : To say that someone is beating a dead horse means that they are wasting time and effort trying to do or achieve something that is not possible.

Usage : Mark is beating a dead horse trying to get his money reimbursed.
The company has gone bankrupt!

---

Click on the alphabet to view idioms starts with selected alphabet.
ABCDEFGHIJKLMNOPQRSTUVWXYZ