foam
noun
1. a mass of small bubbles formed in or on a liquid
- the beer had a thick head of foam
Similar word(s): froth
Definition categories: object, bubble
2. a lightweight material in cellular form; made by introducing gas bubbles during manufacture
Definition categories: substance, material, stuff
Sentences with foam as a noun:
- He doesn't like so much foam in his beer.
- A foam mat can soften a hard seat.
- He is in Europe, across the foam.