noun
emergency phone call; urgent call
Refers to a phone call made in an emergency or urgent situation, such as to police, fire, or ambulance services.
火事のときはすぐに緊急電話をかけてください。
In case of fire, please make an emergency call immediately.
彼は事故現場から緊急電話をかけた。
He made an emergency call from the accident scene.