/ Dictionary / Index F funny book: Meaning and Definition of Find definitions for: fun'ny book" Pronunciation: [key] — Older Use. Older Use. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. funny bone funny business Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language