It Never Rains, But It Pours British informal
Peter is so unlucky. Yesterday he was sick, today he was fired. It never rains but it pours.
Not only did our team fail to do our presentation but one of our members also had an accident. It never rains but it pours.
To punish someone or something harshly
This idiom is often used to express that you should accept an unpleasant situation or event because you cannot change it.
Once something has been done, you can do nothing but face the consequences.
The idiom has been used since the early 18th century.
To be very wet
Because of forgetting bringing an umbrella, I look like a drowned rat when it rains.