What does ergot mean?
• ERGOT (noun) The noun ERGOT has 2 senses: 1. a plant disease caused by the ergot fungus 2. a fungus that infects various cereal plants forming compact black masses of branching filaments that replace many grains of the plant; source of medicinally important alkaloids and of lysergic acid Familiarity information: ERGOT used as a noun is rare.