A liege was a lord or ruler in medieval times who had the loyalty of knights and vassals beneath him. When a knight swore allegiance to a liege, he promised to fight for that lord and follow his commands. In return, the liege provided protection, land, and support. This relationship formed the backbone of the feudal system that organized medieval European society.

Knights would address their lord as “my liege” as a sign of respect and duty. In stories about King Arthur, his Knights of the Round Table served him as their liege lord.

Today, people sometimes use liege playfully or dramatically, like when someone jokingly calls their boss “my liege” while bowing theatrically. The word carries a sense of formal devotion and service. While we don't have lieges anymore, the idea lives on whenever someone pledges serious loyalty to a cause, leader, or institution. The word reminds us of a time when personal bonds of honor and duty held society together, and when a promise made to your liege was considered sacred and unbreakable.