give (someone or something) a bad name(redirected from give him a bad name)
give (someone or something) a bad name
To tarnish the reputation of a general class of person or thing (such as an occupation) through one's poor behavior. I can't believe how little you care about your students! Boy, you give teachers a bad name!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.