1. (verb)mottle an irregular arrangement of patches of color
2. (verb)mottle, streak, blotch mark with spots or blotches of different color or shades of color as if stained Synonyms: dapple, cloud, mottle, blotch, streak
3. (verb)mottle, dapple, cloud colour with streaks or blotches of different shades Synonyms: streak, dapple, corrupt, blotch, becloud, fog, defile, befog, mottle, obnubilate, obscure, mist, overcast, taint, cloud, sully, haze over