Webster 1913 Edition
[Properly p. p. of
Freed from ballast; having discharged ballast.
Not furnished with ballast; not kept steady by ballast; unsteady;
Unballastedby any sufficient weight of plan.
Webster 1828 Edition
1.Freed from ballast.
2.a. Not furnished with ballast; not kept steady by ballast or by weight; unsteady; as unballasted wits.
'Unballast vessel,' for unballasted, in Addison, is an unauthorized phrase.