|  
| 
 
 
 Meaning of TREASONIST
|  WordNet Dictionary |  |  |  |  | Definition: |  | [n]  someone who betrays his country by committing treason |  |  |  |  | Websites: |  |  |  |  |  |  | Synonyms: |  | traitor |  |  |  |  | See Also: |  | Arnold, Benedict Arnold, collaborationist, collaborator, criminal, crook, felon, fifth columnist, malefactor, outlaw, quisling, saboteur, traitress |  |     |    |  |