bush bean

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A shrubby variety of the snap bean.
2. n. Any bean plant with an upright, bushy growth not requiring an artificial support.

Century Dictionary and Cyclopedia

1. n. An American name for beans that do not climb, or dwarf beans; the usual form of string-beans and wax-beans.

GNU Webster's 1913

1. n. (Bot.) a variety of bean which is low and requires no support (Phaseolus vulgaris, variety nanus). See Bean, 1.

WordNet 3.0

1. n. a bean plant whose bushy growth needs no supports