An Asian plant (Vigna radiata) in the pea family, widely cultivated for its edible seeds and pods. It is the chief source of bean sprouts.(noun)
The seeds or pods 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.