- (idiomatic) To mismanage to the point of ruin.
- Although he has an MBA from Harvard, he still ran the company into the ground.
- (idiomatic) To wear out, especially through excessive use.
- I figure this car has a few more years left in it and I intend to run it into the ground before purchasing another.
- (idiomatic) To discuss ad nauseam.
- You've run the upcoming election into the ground and I simply won't listen to another word about it.