This shows grade level based on the word's complexity.
foam
[ fohm ]
/ foʊm /
Save This Word!
This shows grade level based on the word's complexity.
noun
verb (used without object)
to form or gather foam; emit foam; froth.
verb (used with object)
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
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
Words nearby foam
fn, FNMA, f-number, Fo, foal, foam, foam at the mouth, foam cell, foamed metal, foamed plastic, foamflower
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, adjectiveWord 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.