juashanga
n.— «They are adapting their language to local phenomena: for example, laundromat has become “juashanga” (pronounced wash-anga).» —“‘Cuba Libre’ in Miami” by Milton Bracker in Miami, Florida New York Times Aug. 10, 1961. (source: Double-Tongued Dictionary)
From a “Wash & Go” maybe, a possible foreign translation from street speak.