Lēan'ness, n.
(109), n. 1. The condition of being lean; lack of fat or plumpness; meagerness; hence, poverty; emptiness; want.
Sense 2. (Script.) Want of the favor of God, or of the satisfaction of a good conscience; lack of spiritual peace or comfort.
He gave them their request, but sent leanness into their soul. Ps. cvi. 15.