n. 泡, 泡沫, 琐物

vt. 使生泡沫

vi. 发泡, 吹泡

[化] 泡沫

[医] 泡沫

Froth \Froth\, n. [OE. frothe, Icel. fro[eth]a; akin to Dan.
fraade, Sw. fradga, AS. [=a]freo[eth]an to froth.]
1. The bubbles caused in fluids or liquors by fermentation or
agitation; spume; foam; esp., a spume of saliva caused by
disease or nervous excitement.

2. Any empty, senseless show of wit or eloquence; rhetoric
without thought. --Johnson.

It was a long speech, but all froth. --L'Estrange.

3. Light, unsubstantial matter. --Tusser.

{Froth insect} (Zo["o]l.), the cuckoo spit or frog hopper; --
called also {froth spit}, {froth worm}, and {froth fly}.


{Froth spit}. See {Cuckoo spit}, under Cuckoo.


Froth \Froth\, v. t. [imp. & p. p. {Frothed}; p. pr. & vb. n..
{Frothing}.]
1. To cause to foam.

2. To spit, vent, or eject, as froth.

He . . . froths treason at his mouth. --Dryden.

Is your spleen frothed out, or have ye more?
--Tennyson.

3. To cover with froth; as, a horse froths his chain.


Froth \Froth\, v. i.
To throw up or out spume, foam, or bubbles; to foam; as beer
froths; a horse froths.