/ Dictionary / Index D DASD: Meaning and Definition of Find definitions for: DASD Pronunciation: (dāz'dē), [key] — n. Computers. an external storage device, as a magnetic disk storage unit, in which the access mechanism and storage medium can be positioned directly at the addresses sought to read or write specific data items. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. das Dasehra Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language