well in

well in

adj
informal (often foll by: with) on good terms or favourably placed (with): the foreman was well in with the management.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in classic literature ?
But there may be such a thing as a very dark well in the Horner Country, which is a black spot on the face of the earth."
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