/ Dictionary / Index C crest rail: Meaning and Definition of Find definitions for: crest' rail" Pronunciation: [key] the carved or profiled top rail of a chair, settee, or sofa. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cresting Crestwood 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