What does "coming down in stair rods" mean? Is it an English idiom? If so, in what circumstances can I use it?
Native speaker’s answer
Rebecca
Yes! The phrase "coming down in stair rods" is an English idiom. It means the rain is coming down very hard or it is raining heavily. You can use it when you see that it is raining a lot, as a way of commenting on the weather. Ex: It's been coming down in stair rods this week. I've had to drive through so many big puddles. Ex: We haven't had rain like this in a while. It's coming down in stair rods!