指し示じ器きを出だす

expression, godan verb (-su)

use a turn signal; signal with an indicator

Primarily used for operating a vehicle's direction indicator (turn signal). The phrase is a fixed expression combining 指示器 (indicator) with 出す (to put out/activate).

• 交こう差さ点てんを曲まがる前まえに、必かならず指し示じ器きを出だしてください。

  Please be sure to use your turn signal before turning at the intersection.

• 彼かれは車しゃ線せん変へん更こうするとき、指し示じ器きを出だすのを忘わすれた。

  He forgot to signal when changing lanes.