Definition of achha in English:

achha

exclamation

Indian
  • 1Okay; all right:

    ‘‘Achha! We'll meet at eight.’’
    • ‘And for some time I thought, achha, yes, it's all over, khalaas.’
  • 2Is that so? (used in responses to indicate the speaker's surprise, joy, or doubt):

    ‘‘Achha! She's going to marry the minister's son?’’

Origin

From Hindi acchā.

Pronunciation:

achha

/aˈtʃhɑː/