Cavalier King Charles spaniel
noun
-ˈchär(-ə)lz- 
: any of a breed of toy spaniels developed in Great Britain from English toy spaniels and having a tapered muzzle and a long silky coat
Word History
Etymology
cavalier entry 2 + King Charles spaniel, a breed of toy spaniel, from Charles II of England
First Known Use
1969, in the meaning defined above