1. lacking foam; not producing or containing foam

Examples

• The new detergent formula is foamless, making it ideal for high-efficiency washing machines.
• She preferred foamless shampoo because it was easier to rinse out of her hair.
• The foamless beer was served at room temperature, which surprised the guests.
• This foamless cleanser works effectively without creating excessive bubbles.
• The foamless wave action made the water appear unusually calm.