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foam

[ fohm ]
/ foʊm /
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See synonyms for: foam / foaming on Thesaurus.com

noun
verb (used without object)
to form or gather foam; emit foam; froth.
verb (used with object)
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Idioms about foam

    foam at the mouth, to be extremely or uncontrollably angry.

Origin of foam

before 900; Middle English fom,Old English fām; cognate with German Feim

OTHER WORDS FROM foam

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use foam in a sentence

British Dictionary definitions for foam

foam
/ (fəʊm) /

noun
verb
to produce or cause to produce foam; froth
(intr) to be very angry (esp in the phrase foam at the mouth)

Derived forms of foam

foamless, adjectivefoamlike, adjective

Word Origin for foam

Old English fām; related to Old High German feim, Latin spūma, Sanskrit phena
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

Scientific definitions for foam

foam
[ fōm ]

Small, frothy bubbles formed in or on the surface of a liquid, as from fermentation or shaking.
A colloid in which particles of a gas are dispersed throughout a liquid. Compare aerosol emulsion.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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