1. a mass of small bubbles formed on or in a liquid
2. something that lacks substance or importance
Usage: figurative

1. to produce froth or foam
2. to become very angry or agitated
Usage: informal

Examples

• The cappuccino was topped with thick froth.
• White froth formed on the waves as they crashed against the rocks.
• The soap created a rich froth in the warm water.
• His speech was just froth with no real content.
• The beer began to froth when he opened the bottle.
• She was frothing with anger after hearing the news.
• The milk frothed as the barista steamed it.
• Don’t let him froth about minor issues.