yellow dog
noun
a cowardly, despicable person; a craven.
Origin of yellow dog
First recorded in 1825–35
Words nearby yellow dog
Example sentences from the Web for yellow dog
Now the philosophical pacifists—I don't mean the cowardly, yellow-dog ones—have never quite seen the war in this aspect.
The Life and Letters of Walter H. Page, Volume II |Burton J. Hendrick