/ Dictionary / Index D detain: Meaning and Definition of Find definitions for: de•tain Pronunciation: (di-tān'), [key] — v.t. to keep from proceeding; keep waiting; delay. to keep under restraint or in custody. to keep back or withhold, as from a person. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: detain (Thesaurus) detailer detainee 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