Definition of the half of it in English:

the half of it

phrase

informal
  • usually with negative The most important part or aspect of something.

    ‘you don't know the half of it’
    • ‘Comedian/songster Tom Lehrer didn't know the half of it.’
    • ‘And I quietly think to myself ‘You don't know the half of it yet kiddos.’’
    • ‘The relatively short trip from North Carolina to Gotham isn't the half of it, though: for Campbell, his professional career has proved to be the proverbial roller-coaster ride.’
    • ‘So there goes the Junior Prom, but that's not the half of it.’
    • ‘When I said he had a big mouth, I didn't know the half of it.’
    • ‘Customers used to come into the smithy and say what an interesting old building it was, but that was only the half of it,’ he said.’
    • ‘But the truth is Lewis doesn't know the half of it.’
    • ‘And afterwards, she said, ‘You don't know the half of it.’’
    • ‘More recently, we've brought you stories of pantomime horses and drunken ants - although take my word that the tales which made it into print are only the half of it…’
    • ‘There will be craft and farm produce stalls and this is just the half of it - we are still organising other stalls and events, which will be announced in the near future.’