/ Dictionary / Index T Truman Doctrine: Meaning and Definition of Find definitions for: Tru'man Doc"trine Pronunciation: [key] the policy of President Truman, as advocated in his address to Congress on March 12, 1947, to provide military and economic aid to Greece and Turkey and, by extension, to any country threatened by Communism or any totalitarian ideology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Truman Trumbo Related Content Daily Word Quiz: sylvan Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language