/ Dictionary / Index B binding post: Meaning and Definition of Find definitions for: bind'ing post" Pronunciation: [key] one of several metal pegs or rods, fitted into a loose-leaf binder, for holding sheets with prepunched holes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. binding energy binding rafter Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language