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launder (EN)
verb, noun

verb “launder”

infinitive launder; he launders; past tense laundered; past part. laundered; ger. laundering
  1. to wash and iron (clothing or fabric)
    She spent the afternoon laundering the family's shirts and bed linens.
  2. to conceal the origins of money or goods obtained illegally
    The criminals used a chain of restaurants to launder their illicit earnings.

noun “launder”

singular launder, plural launders
  1. a channel or trough for conveying water; used to transport water in mining, to direct water to a mill wheel, or as a gutter for rainwater
    The mill's launder carried water from the stream to the wheel.