/ Dictionary / Index P profligacy: Meaning and Definition of Find definitions for: prof•li•ga•cy Pronunciation: (prof'li-gu-sē), [key] — n. shameless dissoluteness. reckless extravagance. great abundance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: profligacy (Thesaurus) profit taking profligate Related Content Daily Word Quiz: jovial Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language