sooty /ˈsʊti/adjective 4verb 1forms 5 adjective4 •Of, relating to, or producing soot.Fire of sooty coal. — 1667 •Soiled with soot •Of the color of soot.The grisly legions that troop under the sooty flag of Acheron. — 1634 •(literary, no longer used) Dark-skinned; black.While thus reduced, his few surviving senses were at once called into acute activity by the appearance of a sooty little negro, who placed within his grasp a misshapen fold of dirty paper, […] — 1834 verb1 •To blacken or make dirty with soot.Sootied with noisome smoke. — 1614 formssootied · sootying · sooties · sootier · sootiest