Definition of cuckoo spit in English:

cuckoo spit

noun

  • [mass noun] Whitish froth found in compact masses on leaves and plant stems, exuded by the larvae of froghoppers.

    • ‘Keep an eye out for cuckoo spit, a globule of froth that conceals the tiny froghopper, easily squashed between thumb and finger.’
    • ‘While slugs will ignore it, there may be a small problem with cuckoo spit, or rather the tiny green bug that is encased in the spit.’
    • ‘Developing young create a frothy mass commonly known as cuckoo spit on plants in the early spring and summer to hide from predators such as ants.’

Pronunciation:

cuckoo spit

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