gravity fault: Meaning and Definition of

grav'ity fault"

Pronunciation: [key]
— Geol. Geol.
  1. a fault along an inclined plane in which the upper side or hanging wall appears to have moved downward with respect to the lower side or footwall (opposed to reverse fault). Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.