- (Ballasting) The addition of Liquid or Dry weight inside the tire to act as a counterbalance, to increase traction, reduce wheel spin, and dampen out bounce.
- (Ballasting) Dredging by hand with a scoop.
- bal·last (bŕląest) noun 1. Heavy material that is placed in the hold of a ship or the gondola of a balloon to enhance stability. 2. a. Coarse gravel or crushed rock laid to form a bed for roads or railroads. b. The gravel ingredient of concrete. 3. ...