/ Dictionary / Index P prankish: Meaning and Definition of Find definitions for: prank•ish Pronunciation: (prang'kish), [key] — adj. of the nature of a prank: a prankish plan. full of pranks; playful: a prankish child; a prankish kitten. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prankish (Thesaurus) prank prankster 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