/ Dictionary / Index E ERISA: Meaning and Definition of Find definitions for: ERISA Pronunciation: (u-ris'u), [key] — n. Employee Retirement Income Security Act. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Eris eristic Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language