racist dog
A canine that is opposed to a certain ethnic group.
Billy: I have a racist dog.
Racist Dog: I hate Mexicans!
Racist Dog: I hate Mexicans!
racist dog whistle
What American Democrats call everything they disagree with.
Democrat: Um, excuse me? Did you just say "Merry Christmas?" That is clearly a racist dog whistle for oppressive patriarchal white supremacy.
Racist dog whistle
When someone only whistles to a certain type of dogs, instead of all dogs.
"Why only whistle to the white dog, that's a racist dog whistle"