Demi/demi/ Definition 1 of 2Pro Tip 1/3Mystical Usage Often used in mythology and imagination to describe beings with partial divine power. In legends, a demi-god can wield unusual strength. Pro Tip 2/3Not Always Half 'Demi' might not mean exactly half; it can suggest being partly something. She considered herself a demi-expert in robotics. Pro Tip 3/3Cultural Nuances In social contexts, 'demi' can indicate a lower or less respected status within a group. He was accepted into the demi-monde of elite chess boxing.