ratter
1. [ noun ] a disloyal person who forsakes his cause or religion or political party or friend etc.
Synonyms: apostate renegade recreant turncoat deserter
Related terms: quitter abandon denounce rat apostatize
2. [ noun ] (zoology) any of several breeds of terrier developed to catch rats
Synonyms: rat_terrier
Related terms: terrier Manchester_terrier rat
Similar spelling:   rather
  Rader
  raider
  Rattray
  Radyera
  Rutter
  rotter
  Ritter
  Retter
  radar