Noun Definition
secretary of defense
1.Definition: the person who holds the secretaryship of the Defense Department
"The first Defense Secretary was James V. Forrestal who was appointed by Truman"
Related Noun(s):defense secretary
Category: People2.Definition: the position of the head of the Department of Defense
"The position of Defense Secretary was created in 1947"
Related Noun(s):defense secretary
Category: General