Halloween Idioms C1 & C2
She DUG HER OWN GRAVE when she made fun of the boss.
To be responsible for one's downfall or ruin. It's a way of expressing that you've made a big mistake.
He was driving LIKE A BAT OUT OF HELL.
To move extremely quick without thought or in a panic.
He had been lied to and STABBED IN THE BACK by people that he thought were his friends.
To be betrayed by a friend or colleague.