开门杀

開門殺
kāiménshā
dooring (accident caused by opening a vehicle door into traffic)

CEDICT

dooring, opening a motor vehicle door into the path of another road user

Wiktionary

打开车门时与骑车者（通常是机车或自行车）相撞的事故

維基詞典

Entry Composition

1 开门 kāimén
  1. to open a door (lit. and fig.)
  2. to open for business
2 杀 shā
  1. to kill; to slay; to murder; to attack
  2. to weaken; to reduce
  3. (dialect) to smart
  4. (used after a verb) extremely