a collection of minute bubbles formed on the surface of a liquid by agitation, fermentation, etc.:
foam on a glass of beer.
the froth of perspiration, caused by great exertion, formed on the skin of a horse or other animal.
froth formed from saliva in the mouth, as in epilepsy and rabies.
a thick frothy substance, as shaving cream.
a dispersion of gas bubbles in a solid, as foam glass, foam rubber, polyfoam, or foamed metal.
Literary. the sea.
verb (used without object)
to form or gather foam; emit foam; froth.
verb (used with object)
to cause to foam.
to cover with foam; apply foam to:
to foam a runway before an emergency landing.
to insulate with foam.
to make (plastic, metal, etc.) into a foam.
foam at the mouth, to be extremely or uncontrollably angry.
a mass of small bubbles of gas formed on the surface of a liquid, such as the froth produced by agitating a solution of soap or detergent in water
frothy saliva sometimes formed in and expelled from the mouth, as in rabies
the frothy sweat of a horse or similar animal
a colloid consisting of a gas suspended in a liquid
a mixture of chemicals sprayed from a fire extinguisher onto a burning substance to create a stable layer of bubbles which smothers the flames
a poetic word for the sea
to produce or cause to produce foam; froth
(intransitive) to be very angry (esp in the phrase foam at the mouth)
Old English fam “foam, saliva froth,” from West Germanic *faimo- (cf. Old High German veim, German Feim), from PIE *(s)poi-mo-, a root with connotations of “foam, froth” (cf. Sanskrit phenah; Latin pumex “pumice,” spuma “foam;” Old Church Slavonic pena “foam;” Lithuanian spaine “a streak of foam”). The rubber or plastic variety so called from 1937.
Old English famgian “to foam,” from the source of foam (n.). Related: Foamed; foaming.
(Hos. 10:7), the rendering of _ketseph_, which properly means twigs or splinters (as rendered in the LXX. and marg. R.V.). The expression in Hosea may therefore be read, “as a chip on the face of the water,” denoting the helplessness of the piece of wood as compared with the irresistable current.
noun 1. a light, spongy rubber, used for mattresses, cushions, etc.
[foh-mee] /ˈfoʊ mi/ adjective, foamier, foamiest. 1. covered with or full of . 2. consisting of . 3. resembling . 4. pertaining to . /ˈfəʊmɪ/ adjective foamier, foamiest 1. of, resembling, consisting of, or covered with foam adj. Old English faemig; see foam (n.) + -y (2). Related: Foaminess.
- Foamy virus
foamy virus foam·y virus (fō’mē) n. Any of the various retroviruses found in primates and other mammals and characterized by the lacelike changes they cause in monkey kidney cells.
[fob] /fɒb/ noun 1. a small pocket just below the waistline in trousers for a watch, keys, change, etc. Compare . 2. a short chain or ribbon, usually with a medallion or similar ornament, attached to a watch and worn hanging from a pocket. 3. the medallion or ornament itself. [fob] /fɒb/ verb (used with […]