before one knows it
English
Phrase
before one knows it
- rapidly (and sometimes unexpectedly)
- before you know it
See also
- before you can say knife
Further reading
- “before you know it” in Longman Dictionary of Contemporary English, Longman.
- “before you know it” in the Cambridge English Dictionary, Cambridge: Cambridge University Press.
- “before one knows it”, in Merriam-Webster Online Dictionary