/ Dictionary / Index A Ancus Marcius: Meaning and Definition of Find definitions for: An•cus Mar•ci•us Pronunciation: (ang'kus mär'shē-us, -shus), [key] — Rom. Legend. Rom. Legend. a king of Rome, during whose reign the first bridge across the Tiber was constructed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ancré -ancy Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language