Definition of KK in English:

KK

exclamation

informal
  • OK; OK, cool.

    ‘KK, thanks babe’
    • ‘I am totally prepared to sit down and listen over coffee sometime so pls call me kk?’
    • ‘kk I'm on it, thanks for your thoughts Gareth!’
    • ‘Turn airplane mode off if it already isn't, then check your blue tooth - if it still won't come on, soft reset your phone kk?’
    • ‘Car paid for, no credit cards, debt only, growing veggies in the back yard, cutting as much as we can and we are doing kk.’
    • ‘Wheeler was kk today.’

Origin

Early 21st century: probably an abbreviation of k, kewl, an informal respelling of ‘OK, cool’.