a member of a fraternal men's organization such as the York Rite or the Scottish Rite
a member of the world's largest fraternal organization
a member of the York Rite , the Scottish Rite or any of their allied organizations ( DeMolay , Job's Daughters , Eastern Star , etc
The word "free" was added to "mason" during the Middle Ages. The origin is uncertain, but may be related to stonemasons who worked as advanced stone carvers in "freestone."