what does foam mean
The noun FOAM has 2 senses: 1. a mass of small bubbles formed in or on a liquid. 2. a lightweight material in cellular form; made by introducing gas bubbles during manufacture. Familiarity information: FOAM used as a noun is rare. â¢ FOAM (verb). The verb FOAM has 1 sense: 1. form bubbles. Familiarity information: FOAM used as a verb is very rare.