cowish adjective 2noun 1forms 2 adjective2 •Similar to a cow; cowlike •(no longer used) fearful; cowardlyIt is the cowish terror of his spirit, / That dares not undertake. — 1603 noun1 •An umbelliferous plant (Lomatium cous) with edible tuberous roots, found in Oregon, USA. formsmore cowish · most cowish