DASD (disambiguation) From Wikipedia, the free encyclopedia Look up DASD in Wiktionary, the free dictionary. DASD may refer to: Direct-access storage device, a computer storage device DeForest Area School District Downingtown Area School District DuBois Area School District Topics referred to by the same term This disambiguation page lists articles associated with the title DASD.If an internal link led you here, you may wish to change the link to point directly to the intended article. Related Articles~TimelinesTop QsFact Checks