Noun has 2 senses

• oregon grape(n = noun.plant) mahonia nervosa - small shrub with grey-green leaves and yellow flowers followed by glaucous blue berries;


• oregon grape(n = noun.plant) holly-leaves barberry, hollygrape, mahonia aquifolium, mountain grape, oregon holly grape - ornamental evergreen shrub of Pacific coast of North America having dark green pinnate leaves and racemes of yellow flowers followed by blue-black berries;