·noun The British smooth sole, or scaldfish (Psetta arnoglossa).
II. Megrim ·noun A fancy; a whim; a freak; a humor; ·esp., in the plural, lowness of spirits.
III. Megrim ·noun A kind of sick or nevrous headache, usually periodical and confined to one side of the head.
IV. Megrim ·noun A sudden vertigo in a horse, succeeded sometimes by unconsciousness, produced by an excess of blood in the brain; a mild form of apoplexy.