give a dog a bad name and hang him

give a dog a bad name and hang him

proverb It is very difficult to lose or change a bad reputation. A: "Ever since I failed my exam, my teacher sees me as a slacker, no matter what I do." B: "Well, give a dog a bad name and hang him, right?"
See also: and, bad, dog, give, hang, name
Farlex Dictionary of Idioms.
See also:
  • give a dog a bad name
  • bad habits die hard
  • teach a man to fish
  • it takes a village
  • village
  • bigger they are, the harder they fall
  • bigger they come, the harder they fall, the
  • best-laid plans go astray, the
  • the best-laid plans
  • the best-laid plans of mice and men