flog a dead horse
/flɑɡ eː dɛd hɔːɹs/
To waste effort on a futile issue.
“They flogged a dead horse during the endless debate.”Add to my deck
/flɑɡ eː dɛd hɔːɹs/
To waste effort on a futile issue.
“They flogged a dead horse during the endless debate.”Add to my deck