Weak, not firm or hardy.--Webster. Used in New England in various senses. A washy horse is one that sweats easily and profusely with labor. An insipid discourse, &c. is often termed by us, as in England, wishy-washy.
"Let the dog alone," he replied, speaking in a blubbering washy manner. "You'll spoil him; would you make a goslin of him?"--Margaret, p. 275.