blackboard duster
1duster — /ˈdʌstə / (say dustuh) noun 1. someone or something that dusts. 2. a cloth, brush, etc., for removing dust. 3. a felt pad mounted on a wooden block, used in schools for cleaning the blackboard. 4. an apparatus for sprinkling dust or powder on… …
2eraser — n. a blackboard; ink eraser USAGE NOTE: In BE an eraser is usu. called a rubber; a blackboard eraser may be called a duster. * * * [ɪ reɪzə] ink eraser (USAGE NOTE: In BE an eraser is usu. called a rubber; a blackboard eraser may be called a… …
