Of inferior or faulty quality; poor in kind or character; not pure or choice; not soft or dainty; rude; common; base.Wanting in fineness of texture or delicacy of structure, or in elegance of form; composed of large parts or particles; thick and rough in texture: as, coarse thread or yarn; coarse hair; coarse sand; coarse cloth; coarse paper.Exhibiting or characterized by lack of refinement; rude; vulgar; of manners or speech, unpolished, uncivil, or ill-bred: as, a coarse face; coarse manners.Gross; indelicate; offensive: as, coarse language; a coarse gesture.Rough; inclement; unpleasant: said of the weather: as, it's a coarse day.In pathology, rough; hoarse: said of the respiratory note or of râles heard in auscultation of the chest.