shell bean shell·bean uncommon noun 1. a bean plant grown primarily for its edible seed rather than its pod Synonymsshell beanshell bean plant 2. unripe beans removed from the pod before cooking Synonymsshell bean Related words Word family shell bean plant Broader terms fresh beanbean Narrower terms lima beansieva beanfava beangreen soybeantepary beanbroad bean Parts shell bean Part of shell bean WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.