" Stab someone in the back "
Meaning:
Hurt someone who was close to us by betraying them secretly and breaking their trust.
Example:
All my friends promised to vote for me but when the election came and I got no votes I knew I'd been stabbed in the back.
Where did it originate?:
First seen in James Joyce's Ulysees, 1922.
Where is it used?:
Hear the idiom spoken:
