broad-brush adjective 1verb 1broad brush noun 1forms 4 adjective1 •General and sweeping in scope but lacking detail.He takes a broad-brush approach to the study of history. verb1 •(informal) To generalize or describe (something) in very broad, sweeping terms. broad brush noun1 •A style or approach that deals with something in very general, sweeping terms, without attention to fine details or subtle nuances. formsbroad-brushed · broad-brushing · broad-brushes · broad brushes