from the GNU version of the Collaborative International Dictionary of English
- transitive v. to undermine and cause to fall by digging; as, to dig down a wall.
Sorry, no etymologies found.
1More recently the Freudian school has attempted to dig down into the roots of the tree which ultimately sends forth its branches in the guise of tics.
Up to this point, Lance’s reputation had been based mostly on his ability to win one-day races, to dig down deep and outsprint his competitors to the finish line.
He had to bring in a bulldozer and grub up a damn great stone monument and two fully-grown apple trees — and even then he had to dig down fifteen feet before he reached it.