foam

foam1 [fəum US foum] n [U]
[: Old English; Origin: fam]
1.) also foam rubber
a type of soft rubber with a lot of air in it, used in furniture
a foam mattress
2.) a mass of very small bubbles on the surface of a liquid
= ↑froth
She scraped the foam off her coffee.
3.) a substance which is like a very thick soft liquid with a lot of bubbles in it
Firefighters using water and foam are still tackling the blaze.
shaving foam
>foamy adj
foam 2
foam2 v
1.) to produce foam
The green water splashed and foamed over the rocks.
2.) be foaming at the mouth
a) to have bubbles coming out of your mouth because you are very ill
b) [i]informal to be very angry

Dictionary of contemporary English. 2013.

Synonyms:

Look at other dictionaries:

  • foam´er — foam «fohm», noun, verb. –n. 1. a mass of very small bubbles formed in water or other liquids especially by agitation, fermentation, effervescence, or boiling: »Another kind of extinguisher that is valuable for oil fires pours or throws a foam on …   Useful english dictionary

  • foam — n Foam, froth, spume, scum, lather, suds, yeast are comparable when they denote either a mass of bubbles gathering in or on the surface of a liquid or something as insubstantial as such a mass. Foam is the most comprehensive of these terms but is …   New Dictionary of Synonyms

  • foam´i|ly — foam|y «FOH mee», adjective, foam|i|er, foam|i|est. 1. covered with foam: »foamy surf. 2. made of foam. 3. like foam …   Useful english dictionary

  • foam|y — «FOH mee», adjective, foam|i|er, foam|i|est. 1. covered with foam: »foamy surf. 2. made of foam. 3. like foam …   Useful english dictionary

  • Foam — (f[=o]m), v. i. [imp. & p. p. {Foamed} (f[=o]md); p. pr. & vb. n. {Foaming}.] [AS. f[=ae]man. See {Foam}, n.] 1. To gather foam; to froth; as, the billows foam. [1913 Webster] He foameth, and gnasheth with his teeth. Mark ix. 18. [1913 Webster] 2 …   The Collaborative International Dictionary of English

  • foam — [fōm] n. [ME fom < OE fam, akin to Ger feim, scum < IE base * (s)poimno , foam > Sans phḗna , L spuma] 1. the whitish mass of bubbles formed on or in liquids by agitation, fermentation, etc. 2. something like foam, as the heavy sweat of… …   English World dictionary

  • foam — (n.) O.E. fam foam, saliva froth, from W.Gmc. *faimo (Cf. O.H.G. veim, Ger. Feim), from PIE * (s)poi mo (Cf. Skt. phenah; L. pumex pumice, spuma foam; O.C.S. pena foam; Lith. spaine …   Etymology dictionary

  • foam — ► NOUN 1) a mass of small bubbles formed on or in liquid. 2) a liquid preparation containing many small bubbles: shaving foam. 3) a lightweight form of rubber or plastic made by solidifying foam. ► VERB ▪ form or produce foam. ● foam at the mouth …   English terms dictionary

  • Foam — (f[=o]m), v. t. To cause to foam; as, to foam the goblet; also (with out), to throw out with rage or violence, as foam. Foaming out their own shame. Jude 13. [1913 Webster] …   The Collaborative International Dictionary of English

  • Foam — (f[=o]m), n. [OE. fam, fom, AS. f[=a]m; akin to OHG. & G. feim.] The white substance, consisting of an aggregation of bubbles, which is formed on the surface of liquids, or in the mouth of an animal, by violent agitation or fermentation; froth;… …   The Collaborative International Dictionary of English

  • foam — [n] bubbles formed from a liquid cream, fluff, froth, head, lather, scum, spray, spume, suds, surf, yeast; concept 260 foam [v] become bubbly aerate, boil, burble, effervesce, ferment, fizz, froth, gurgle, hiss, lather, seethe, simmer, sparkle;… …   New thesaurus

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