climb on (one's) high horse

climb on (one's) high horse

To adopt an attitude of moral superiority. My sister was a troublemaker as a teenager, yet she always climbs on her high horse and lectures me about everything. The radio host is known for always climbing on his high horse, despite the fact that everyone knows he's a creep.
See also: climb, high, horse, on
Farlex Dictionary of Idioms.
See also:
  • get on (one's) high horse
  • get on your high horse
  • on (one's) high horse
  • on high horse
  • on one’s high horse
  • on one's high horse
  • on your high horse
  • be on (one's) high horse
  • be/get on your high horse
  • on one's high horse, to be