watercolor /ˈwɔ.tɜˌkʌ.lɜ/noun 3adjective 1verb 1forms 3 noun3 •A water-soluble pigment or paint.Jim's aunt uses only watercolours to paint her pictures. •A painting made by using such pigment.Jim's aunt paints beautiful watercolours. •This kind of painting as a genre.I'm not a big fan of watercolour; I much prefer oil painting. adjective1 •Pertaining to the methods or products of watercolor. verb1 •To paint using watercolours. formswatercolored · watercoloring · watercolors