钻口袋

Traditional (Taiwan): 鑽口袋

zuānkǒudai ㄗㄨㄢ ㄎㄡˇ ˙ㄉㄞ

    • to walk into a trap
    • to get surrounded

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
to crawl into the sack
Meaning
To walk into a trap or get surrounded, as if climbing into a bag set for you. Used of ambushes and being cornered.

Sources