Word Study
jumping bean
WORDNET DICTIONARY
Noun jumping bean has 1 sense
- jumping bean(n = noun.plant) jumping seed, mexican jumping bean - seed of Mexican shrubs of the genus Sebastiana containing the larva of a moth whose movements cause the bean to jerk or tumble; Array is a part of genus sebastiana, sebastiana
is a kind of seed
OXFORD DICTIONARY
jumping bean, n. the seed of a Mexican plant that jumps with the movement of the larva inside.
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