fine, dry particles of earth or other matter, so comminuted that they may be raised and wafted by the wind; that which is crumbled too minute portions; fine powder; as, clouds of dust; bone dust.-a single particle of earth or other matter.-the earth, as the resting place of the dead.-the earthy remains of bodies once alive; the remains of the human body.-figuratively, a worthless thing.-figuratively, a low or mean condition.-gold dust-coined money; cash.-to free from dust; to brush, wipe, or sweep away dust from; as, to dust a table or a floor.-to sprinkle with dust.-to reduce to a fine powder; to levigate.