put a flea in (one's) ear
(redirected from flea in one's ear, put a)put a flea in (one's) ear
To reprove or rebuke one sharply or stridently. She put a flea in my ear over my spending habits. I'll be sure to put a flea in his ear the next time I see him!
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.