/ Dictionary / Index S single file: Meaning and Definition of Find definitions for: sin'gle file' Pronunciation: [key] a line of persons or things arranged one behind the other; Indian file. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. single entry single-foot Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language