lie at (one's) door(redirected from lie at their door)
lie at (one's) door
To be one's responsibility. Typically said of something negative. I'm the coach, and I called a bad play, so any blame for this loss lies at my door.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
lie at somebody’s door(formal) (of the responsibility for a mistake, etc.) belong to somebody: The main problem is the design of the building and the responsibility for that lies clearly at the architect’s door.
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