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Related to cuckoo-spit: Cercopoidea


1. Also called frog spit. a frothy secretion found on plants, exuded by the young of certain insects, as the froghoppers.
2. such an insect.
[1350–1400; Middle English cokkowespitle]
References in periodicals archive ?
Honeycomb, flies' eyes, frog spawn, cuckoo-spit -- choose your organic simile.
It's a cuckoo-spit glob of boarded-up shops, run-down pubs and a lonely bookie's office nestled amongst dense hilly forestry and unkempt crowns of ferns sitting atop the dilapidated remains of once bustling pit works.