a mixture of liquids (liquor or medicine)
A drink, especially one of a medicinal, poisonous, or magical kind.
A liquid dose, especially one of medicinal, magic, or poisonous content. Middle English 'pocion', from Old French, from Latin 'potio', 'potion-'.
A potion (from Latin potio, potionis, meaning beverage, potion, poison) is a drinkable medicine or poison.