'Wash drawing' definitions:

Definition of 'wash drawing'

(from WordNet)
noun
A watercolor made by applying a series of monochrome washes one over the other [syn: wash, wash drawing]

Definition of 'Wash drawing'

From: GCIDE
  • Wash drawing \Wash drawing\ (Art) In water-color painting, work in, or a work done chiefly in, washes, as distinguished from that done in stipple, in body color, etc. [Webster 1913 Suppl.]