Froth

The bubbles caused in fluids or liquors by fermentation or agitation; spume; foam; esp., a spume of saliva caused by disease or nervous excitement.

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

Light, unsubstantial matter.

To cause to foam.

To spit, vent, or eject, as froth.

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

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