抽梯子

chōutīzi ㄔㄡ ㄊㄧ ˙ㄗ

    • to cut off someone's support, often by betrayal
    • to leave someone in the lurch

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
pull away the ladder
Meaning
To remove the support someone relies on to proceed, often by betrayal. Critical.

Sources