/ Dictionary / Index A arrogance of power: Meaning and Definition of Find definitions for: ar'rogance of pow'er Pronunciation: [key] presumption on the part of a nation that its power gives it the right to intervene in the affairs of less powerful nations. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arrogance arrogant Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language