デカ声ごえ

Meanings

1

colloquialrare term

Colloquial and somewhat rare; used to describe a person's voice that is noticeably big or booming, often in a casual or humorous way.

あの人ひとのデカ声ごえ、隣となりの部屋へやまで聞きこえるよ。
That person's loud voice can be heard all the way to the next room.
デカ声ごえで話はなさないで、静しずかにして。
Don't talk in a loud voice; be quiet.