a (kind of) reflection on (someone or something)

a (kind of) reflection on (someone or something)

That which presents a particular kind of opinion about or informs the reputation of someone or something. The staff you hire to serve customers are the best reflection on your restaurant as a whole. I feel like parents only want their children to behave in public because they know they'll be a poor reflection on them otherwise. The decay and ruin these landmarks are in is unfortunately a sad reflection on the economic state of our city.
See also: on, reflection
Farlex Dictionary of Idioms.

a sad, poor, etc. reflection on something

a thing which damages somebody’s/something’s reputation: The increase in crime is a sad reflection on our society today.
See also: on, reflection, something
Farlex Partner Idioms Dictionary
See also:
  • a sad, poor, etc. reflection on something
  • reflection
  • sad
  • dime-dropper
  • dropper
  • engage
  • engage (one) as (something)
  • engage as
  • IYHO
  • like giving strawberries to a donkey