省油的灯

省油的燈
shěngyóudedēng
sb who is easy to deal with (usu. in the negative, e.g. after 不是 shì)

CEDICT

  1. (mostly with negative) person who is easy to deal with; person who does not stir up trouble
  2. person who is easy to deal with; person who does not stir up trouble

Wiktionary

比喻容易应付

重編國語辭典

Entry Composition