preach at (one)

preach at (one)

To deliver a stern, moralistic lecture to one (about something). I wish you would stop preaching at me about my spending habits, Dad. The priest spends every Sunday preaching at us about the same old sins and vices.
See also: preach
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

preach at someone

to lecture or moralize at someone. Don't preach at me! I don't need any of your moralizing. I really don't wish to be preached at.
See also: preach
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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