bean

(noun) any of various edible seeds of plants of the family Leguminosae used for food. Synonyms: edible bean.

(noun) any of various seeds or fruits that are beans or resemble beans.

(noun) any of various leguminous plants grown for their edible seeds and pods. Synonyms: bean plant.

(noun) informal terms for a human head. Synonyms: attic, bonce, noodle, noggin, dome.

(verb) hit on the head, especially with a pitched baseball.