From Wiktionary, the free dictionary
Passive participle of the verb רָחַץ (rakháts), from the root ר־ח־ץ (r-kh-ts).
רָחוּץ • (rakhúts) (feminine רחוצה, masculine plural רחוצים, feminine plural רחוצות)
- Washed, showered: clean, having washed oneself or been washed.