Definition
To rain very heavily.
下大雨
It's tipping it down outside; we'd better stay indoors for now.
外面正在下大雨，我们最好暂时待在室内。
I was going to go for a run, but it's tipping it down now.
我本来打算去跑步，但现在正在下大雨。
We were stuck in the car because it was tipping it down.
我们被困在车里，因为外面正在下大雨。