/ Dictionary / Index P picayune: Meaning and Definition of Find definitions for: pic•a•yune Pronunciation: (pik"ē-yn', pik"u-), [key] — adj. Informal. of little value or account; small; trifling: a picayune amount. petty, carping, or prejudiced: I didn't want to seem picayune by criticizing. —n. (formerly, in Louisiana, Florida, etc.) a coin equal to half a Spanish real. any small coin, as a five-cent piece. an insignificant person or thing. Pic•a•yune Pronunciation: (pik"u-yn', pik"ē-), [key] — n. a town in SE Mississippi. 10,361. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: picayune (Thesaurus) Picasso Piccadilly Circus Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language