'Treasonous' definitions:
Definition of 'treasonous'
From: WordNet
adjective
Having the character of, or characteristic of, a traitor; "the faithless Benedict Arnold"; "a lying traitorous insurrectionist" [syn: faithless, traitorous, unfaithful, treasonable, treasonous]
Definition of 'Treasonous'
From: GCIDE
- Treasonous \Trea"son*ous\, a. Treasonable. --Shak. [1913 Webster]
- The treasonous book of the Court of King James. --Pepys. [1913 Webster]