Webster's Revised Unabridged Dictionary · 1913

Washy

Washy , adjective

[From Wash.]

1.
Watery; damp; soft.
Washy ooze. — Milton
2.
Lacking substance or strength; weak; thin; dilute; feeble; as, washy tea; washy resolutions.
A polish... not over thin and washy. — Sir H. Wotton
3.
Not firm or hardy; liable to sweat profusely with labor; as, a washy horse. [Local, United States]