Portuguese edit

Etymology edit

Reduplication of tchau.

Pronunciation edit

  • (Brazil) IPA(key): /ˈt͡ʃaw ˈt͡ʃaw/ [ˈt͡ʃaʊ̯ ˈt͡ʃaʊ̯]

Interjection edit

tchau tchau

  1. (colloquial) bye-bye (informal farewell)