noun
angry voice; shouting voice
Refers to the sound of a voice raised in anger, often used in contexts of scolding or heated arguments.
隣の部屋から怒鳴り声が聞こえた。
I heard an angry voice from the next room.
彼の怒鳴り声に、みんな驚いた。
Everyone was startled by his shouting voice.
Compound of 怒鳴り (continuative form of 怒鳴る 'to shout angrily') + 声 'voice'.