Definition of in one's head in English:

in one's head

phrase

  • By mental process without use of physical aids.

    ‘the piece he'd already written in his head’
    • ‘I was busy writing all about it in my head, when reality stabbed me in the stomach.’
    • ‘It fascinates me that a composer must hear music in their head and then write it in a foreign language before it is actually played.’
    • ‘On the way home I was writing this review in my head, before listening to the album.’
    • ‘To a large extent they ignored vision, which does a large part of the processing that goes on in your head.’
    • ‘After his tedious rail delay, Clark started writing down what had been bubbling in his head for years.’
    • ‘He had already potted the nine in his head, but now, since Jimmy made the call for the pocket, he had to rewind.’
    • ‘Then we watched boys snowboard and a man ski, and she wrote her next Christmas list in her head.’
    • ‘In other words, if you can picture it in your head, it will occur in the physical world.’
    • ‘That goes on the whole time and you play little games in your head.’
    • ‘I know the images you get in your head after reading a book are very peculiar to you but the building just didn't fit with my images.’
    in one's mind, in the mind, in one's brain, in the brain, in one's head, in the head, inwardly, intellectually, cerebrally, cognitively, psychologically, psychically