Definition of traitor in English:

traitor

Line breaks: trai|tor
Pronunciation: /ˈtreɪtə
 
/

noun

A person who betrays someone or something, such as a friend, cause, or principle: he was a traitor to his own class
More example sentences
  • This is not a democratic sport of the people, which has been betrayed by some money-grubbing traitors.
  • My friend thinks we are traitors and sulks and snaps at us if we don't react to situations the same way she does.
  • The liars, the traitors, the thugs, and the outlaws cannot be handed the destiny of a nation like India.
Synonyms

Origin

Middle English: from Old French traitour, from Latin traditor, from tradere 'hand over'.

Phrases

turn traitor

Betray a group or person: she’d had the gall to deny she had turned traitor
More example sentences
  • But there were other, subtler ways of turning traitor, and he felt her coming absence, looming two afternoons a week, as proof of that.
  • One of the key prosecution witnesses at his trial was a trusted comrade who had turned traitor.
  • Others have turned traitor, switching allegiances from synthesisers to guitars.

Definition of traitor in:

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