Definitions of ballast

The word ballast uses 7 letters:aabllst.

BALLAST is playable in:

Words With Friends12
Scrabble US9
Scrabble UK9

a. - Any heavy substance, as stone, iron, etc., put into the hold to sink a vessel in the water to such a depth as to prevent capsizing. 2

a. - Any heavy matter put into the car of a balloon to give it steadiness. 2

a. - Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid. 2

a. - The larger solids, as broken stone or gravel, used in making concrete. 2

a. - Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security. 2

v. t. - To steady, as a vessel, by putting heavy substances in the hold. 2

v. t. - To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid. 2

v. t. - To keep steady; to steady, morally. 2