/ Dictionary / Index B back lot: Meaning and Definition of Find definitions for: back' lot" Pronunciation: [key] — Motion Pictures. Motion Pictures. an outdoor area, usually adjoining a studio, used for the shooting of exterior scenes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. backlog back matter Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language