/ Dictionary / Index N National Guard: Meaning and Definition of Find definitions for: Na'tional Guard' Pronunciation: [key] state military forces, in part equipped, trained, and quartered by the U.S. government, and paid by the U.S. government, that become an active component of the army when called into federal service by the president in civil emergencies. Cf.(def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. National Foundation on the Arts and the Humanities National Guardsman Related Content Daily Word Quiz: modify Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language