unbeknown to (one)(redirected from unbeknown to someone)
unbeknown to (one)
With someone being unaware (of something). Unbeknown to Jacobson, the other two partners had drawn up the deal in such a way that they would have full control of the company in two years' time. My wife invited her entire family to come stay with us for Christmas—unbeknown to me.
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Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.