INTERIOR SECRETARY

Definition:

1. [noun] the person who holds the secretaryship of the Interior Department; "President Taylor appointed Thomas Ewing as the first Secretary of the Interior"
   Synonyms: Secretary of the Interior, Interior Secretary
   
   
2. [noun] the position of the head of the Department of the Interior; "the position of Interior Secretary was created in 1849"
   Synonyms: Secretary of the Interior, Interior Secretary