/ Dictionary / Index A a and s: Meaning and Definition of Find definitions for: a&s Pronunciation: [key] — Insurance. Insurance. accident and sickness. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. A and R AAP Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language