任人宰割

rènrénzǎigē
  1. to get trampled on (idiom)
  2. to be taken advantage of

CEDICT

Entry Composition

1 任人 rènrén to appoint (sb to a post)
2 宰割 zǎigē
  1. to slaughter
  2. (fig.) to ride roughshod over
  3. to take advantage of (others)