Definition of mooi in US English:

mooi

(also moi, moy, mooy)

adjective

South African
informal
  • Pretty; good; nice.

exclamation

South African
informal
  • Expressing pleasure or approval: ‘wonderful!’, ‘great!’.

Origin

Mid 19th century. From South African Dutch mooi (Afrikaans mooi) from Dutch mooi handsome, pretty.

Pronunciation

mooi

/mɔɪ/