From Wiktionary, the free dictionary
үрэх • (ürex)
- to rub, sprinkle, grate, chafe
үрэх • (ürex)
- to ruin, waste, squander
Possibly from Proto-Turkic *ügüz through metathesis.
үрэх • (üreq)
- (geography) (often small) river, rivulet, brook
- Synonym: өрүс (örüs, “river”)