Erase the memory or knowledge of (something, typically something unpleasant or distasteful)
- ‘once you have information about what’s in your genes, you can’t unknow it’
- ‘I wish I could unknow this most useless information.’
- ‘He's pretending to be OK with it , but he can't unthink and unknow what he heard.’
- ‘Death is palpable in a way you can't unknow.’
- ‘If there was a way to unknow that, you know I would.’
- ‘It's impossible to unknow when an artist has views that really raise my hackles.’
- ‘It's the kind of superficial knowledge that he tries to unknow as he writes his novel.’
- ‘I know that now and I can't unknow it.’
- ‘Once you know it, you can't unknow it and go with any kind of open mind or heart.’
- ‘Choosing to unknow things is a fascinating part of human nature -- when and what you choose to believe and what you choose to see.’
- ‘You can't unknow what you know about pensions.’