What does soap foam mean?
soap foam
Definition
A mass of small bubbles produced when a washing liquid mixes with water and air, here covering parts of a vehicle during washing.
Example sentences
There's still soap foam under the mirrors; could you rinse it off?
There's still soap foam under the mirrors; could you rinse it off?
After washing that muddy van, the soap foam in the bucket was brown.
After washing that muddy van, the soap foam in the bucket was brown.