/ Dictionary / Index R rim lock: Meaning and Definition of Find definitions for: rim' lock" Pronunciation: [key] a lock nailed or screwed to one face of a door, gate, etc., as opposed to one built into its edge. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rim lighting rim man Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language