froth

froth / frô[unvoicedth]/ • n. a mass of small bubbles in liquid caused by agitation, fermentation, etc.; foam: leave the yeast until there is a good head of froth. ∎  impure matter that rises to the surface of liquid: skim off any surface froth. ∎ fig. a thing that rises or overflows in a soft, light mass: her skirt swirled in a froth of black lace. ∎  worthless or insubstantial talk, ideas, or activities: the froth of party politics. • v. [intr.] form or contain a rising or overflowing mass of small bubbles: he took a quick sip of beer as it frothed out of the can| [as adj.] (frothing) scooping salmon out of the frothing gorge. ∎ fig. rise or overflow in a soft, light mass: she wore an ivory silk blouse, frothing at neck and cuffs. ∎  [tr.] agitate (a liquid) so as to produce a mass of small bubbles. PHRASES: froth at the mouth emit a large amount of saliva from the mouth in a bodily seizure. ∎ fig. display intense anger: one can barely read a word about them without frothing at the mouth.