/ Dictionary / Index F funny farm: Meaning and Definition of Find definitions for: fun'ny farm" Pronunciation: [key] — Slang Slang (offensive). a psychiatric hospital. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. funny business funnyman 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