Jumping bean

Pronunciation
/JUMP-ing been/
Category
Behavior
Singular
Jumping bean
Plural
Jumping beans

Definition

Seeds of certain shrubs that move around due to the presence of the larva of a small moth inside, causing a distinctive 'jumping' motion.

Etymology

The term 'jumping bean' combines 'jumping', reflecting the movement caused by the larva, and 'bean', referring to the seed.

Example

The jumping bean fascinated the children as it danced around on the table due to the moth larva within.

Synonyms

  • Mexican jumping bean

Related Terms

  • Seed
  • Larva
  • Moth
  • Cydia deshaisiana

Usage Notes

Jumping beans are commonly associated with the larva of the small moth Cydia deshaisiana. The movement is a result of the larva's activity within the seed pod.