a seed of a climbing plant, growing in a pod and used as a vegetable
any of several species of erect or climbing leguminous plants widely cultivated for their usu edible seeds: genus Phaseolus and other genera
a seed of any of these plants, often used as a vegetable
a bean pod, used when immature as a vegetable
any of various seeds or fruits that resemble beans or bean pods
coffee beans
a plant producing these
informal
the smallest possible amount of money
I gave up my job and haven't a bean
a valueless item
It's not worth a bean
informal, dated somebody's head
full of beans
full of vigour; very energetic
[originally with reference to a healthy horse fed on good beans][Old English bēan]