/ Dictionary / Index A Armed Forces Day: Meaning and Definition of Find definitions for: Armed' Forc'es Day" Pronunciation: [key] the third Saturday in May, observed in some areas of the U.S. as a holiday in honor of all branches of the armed forces. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. armed forces armed neutrality Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language