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frog spit

American  
[frawg spit, frog] / ˈfrɔg ˌspɪt, ˈfrɒg /

noun

  1. Also frog spittle. any of several filamentous freshwater green algae forming floating masses.

  2. cuckoo-spit.


frog spit British  

noun

  1. another name for cuckoo spit

  2. a foamy mass of threadlike green algae floating on ponds

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of frog spit

First recorded in 1815–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Froth′ery, mere froth; Froth′-fly, also Froth′-hop′per, Frog′-hop′per, Frog′-spit, common names for numerous insects parasitic on plants, on which the larv� and pup� are found surrounded by a frothy spittle.—adv.

From Project Gutenberg