The bubbles caused in fluids or liquors by fermentation or agitation; spume; foam; esp., a spume of saliva caused by disease or nervous excitement.
- A mass of bubbles in or on a liquid; foam.
- Salivary foam released as a result of disease or exhaustion.
- Something unsubstantial or trivial.
- A fit of resentment or vexation: was in a froth over the long delay.
- To cover with foam.
- To cause to foam.
- To exude or expel foam.