Definitions of Truman:

• noun:   elected Vice President in Roosevelt's 4th term; became 33rd President of the United States on Roosevelt's death in 1945 and was elected President in 1948; authorized the use of atomic bombs against Japan (1884-1972)
• name:  A male given name (rare: 1 in 11111 males; popularity rank in the U.S.: #716)
• name:  A surname (rare: 1 in 50000 families; popularity rank in the U.S.: #5293)