soap powder

noun
🔊/ˈsəʊp paʊdə(r)/
🔊/ˈsəʊp paʊdər/
[uncountable, countable] (British English)
jump to other results
  1. a powder made from soap and other substances that you use for washing your clothes, especially in a machine洗衣粉;肥皂粉