wash up phrasal verb ( see also ↑ wash )
1 . British English to wash plates, dishes, knives etc ⇨ ↑ washing-up
2 . American English to wash your hands:
Go wash up before dinner.
3 . wash something ↔ up if waves wash something up, they carry it to the shore
wash something ↔ up on
His body was washed up on the beach the next morning.
⇨ ↑ washed-up