/ Dictionary / Index C crown post: Meaning and Definition of Find definitions for: crown' post" Pronunciation: [key] any vertical member in a roof truss, esp. a king post. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Crown Point crown prince 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