/ Dictionary / Index B booklet pane: Meaning and Definition of Find definitions for: book'let pane" Pronunciation: [key] any of a number of panes or small pages of postage stamps, stapled together into a booklet for the convenience of users. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. booklet book list Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language