(sometimes initial capital letters) a member of an organization of girls (Girl Scouts) founded in the U.S. in 1912 by Juliette Low that seeks to develop certain skills, as well as health, citizenship, and character.
Origin
1905-10, Americanism
British Dictionary definitions for girl scout
Girl Scout
noun
1.
(US) a member of the equivalent organization for girls to the Scouts Brit equivalent Guide