broad bean n 1: seed of the broad-bean plant [syn: {fava bean}, {horsebean}] 2: Old World upright plant grown especially for its large flat edible seeds but also as fodder [syn: {broad-bean}, {broad-bean plant}, {English bean}, {European bean}, {field bean}, {Vicia faba}] 3: a bean plant cultivated for use animal fodder [syn: {horse bean}] 4: shell beans cooked as limas [syn: {fava bean}]