Definition of 'arf in English:

'arf

adverb

informal
non-standard spelling of half, used to represent southern English (especially Cockney) speech
  • ‘If I caught them, I wouldn't 'arf box their ears’
  • ‘he woke up the next day and 'arf 'is 'ead woz swollen up again’
  • ‘I was only free and a 'arf years old’

Pronunciation

'arf

/ɑːf/