Quick answer: “When it rains, it pours” means problems (or good things) often happen all at once.
When it rains, it pours means when it rains, it pours is used to say that when problems, or sometimes good things, happen, they often arrive all at once rather than spread out gradually.
Origin & History
The phrase compares a light rain shower to a sudden, heavy downpour, suggesting that events — especially unlucky ones — tend to arrive in a cluster rather than evenly.
It is commonly used in everyday conversation when several problems or pieces of news happen close together.
Idioms like this are the kind of expression documented in general reference works such as the Cambridge Dictionary, which record how figurative meanings develop in everyday English.
Example Sentences
| Sentence | Context |
|---|---|
| First the car broke down, then the boiler failed — when it rains, it pours. | Bad luck |
| We had no clients for months, then three signed in one week; when it rains, it pours. | Business |
| Losing my phone and my keys on the same day — when it rains, it pours. | Everyday life |
| The team won three matches in a row; when it rains, it pours. | Sport, good luck |
| Everything went wrong at once at the office today. When it rains, it pours. | Work |
How to Use It
The idiom is usually said as a stand-alone comment after describing a cluster of events, with the comma between the two short clauses kept in writing.
Common Mistakes
Mistakes to Avoid
when it rain, it pour.
when it rains, it pours. — Both verbs need the third-person ‘s’.
when it rains it pour.
when it rains, it pours. — A comma separates the two clauses, and both verbs take ‘s’.
if it rains, it pours.
when it rains, it pours. — The fixed conjunction is ‘when’, not ‘if’.
Similar Idioms
Practise This Idiom
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Quick Check: When it rains, it pours
2 questions — test what you just learned.
1. What does “When it rains, it pours” mean?
2. Complete the sentence: “First the car broke down, then the boiler failed — _____.”
Frequently Asked Questions
What does "when it rains, it pours" mean?
When it rains, it pours is used to say that when problems, or sometimes good things, happen, they often arrive all at once rather than spread out gradually.
Where does "when it rains, it pours" come from?
The phrase compares a light rain shower to a sudden, heavy downpour, suggesting that events — especially unlucky ones — tend to arrive in a cluster rather than evenly.
Can you give an example of "when it rains, it pours" in a sentence?
"First the car broke down, then the boiler failed — when it rains, it pours." Another: "We had no clients for months, then three signed in one week; when it rains, it pours."
Is "when it rains, it pours" formal or informal?
It is informal to neutral, and common in everyday spoken and written English.
What CEFR level is "when it rains, it pours"?
B2. It suits learners who are comfortable with figurative, idiomatic language at this level.
What are common mistakes with "when it rains, it pours"?
A common mistake is saying “when it rain, it pour” instead of “when it rains, it pours”. Both verbs need the third-person ‘s’.
What idioms are similar to "when it rains, it pours"?
Related expressions include The last straw, Feast or famine.
Can "when it rains, it pours" be used in writing?
Yes, it appears in blogs, informal articles, and everyday written messages, though very formal writing may prefer a more direct wording.
How do I practise idioms like "when it rains, it pours"?
Use LexFizz Flash Cards and Flip Tiles, and try using "when it rains, it pours" in a sentence of your own to connect the idiom to a real situation.
Is this idiom only used for bad news?
Mostly, but it can describe a cluster of good news too — the point is about many things happening at once, not only about misfortune.