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A frothy mass of liquid secreted on plant stems as a protective covering by a nymph of a froghopper. Also called frog spit.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Zoology) a white frothy mass on the stems and leaves of many plants, produced by froghopper larvae (cuckoo spit insects), which feed on the plant juices. Also called: frog spit
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014