手て信しん号ごう

noun

hand signal; arm signal; flag signal

Primarily used for directing vehicular traffic, but can refer to any manual signaling with hands, arms, or flags.

• 警けい察さつ官かんが交こう差さ点てんで手て信しん号ごうを送おくっている。

  A police officer is giving hand signals at the intersection.

• 工こう事じ現げん場ばでは手て信しん号ごうで車しゃ両りょうを誘ゆう導どうする。

  At the construction site, they guide vehicles with hand signals.