Definition of "kidney bean" []

• An annual plant (Phaseolus vulgaris) cultivated in many forms for its edible pods and seeds. (noun)
• The pod or seed of this plant. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "I am just as thunderstruck as my son, Bevan Jake, had been when he was two years old and, at playschool, his dry, red kidney bean had exploded from the dirt in a Dixie cup into a tender two-leaf shoot."