when pigs fly
idiomC
Used to say that something will never happen
- 1He'll clean his room when pigs fly.
- 2She'll go on a date with him when pigs fly.
This phrase means that something is impossible or very unlikely to happen. It's like saying that pigs will never be able to fly in the sky. So, when someone says "when pigs fly," they are expressing doubt or disbelief about a situation.
A common mistake to avoid is using "when pigs fly" in a serious or formal situation. This phrase is meant to be light-hearted and humorous, so be careful not to use it in a professional setting.
at the airport
A Delayed Departure
Deborah
I can't believe our flight is delayed again.
Jason
Yeah, at this rate, we'll take off when pigs fly.
Deborah
I guess we should find something to do in the meantime.
Jason
Good idea, let's grab a coffee.
at the train station
A Ticket to Nowhere
Edward
Do you think they'll finally fix the vending machine today?
Carol
Oh, that'll happen when pigs fly.
Edward
I guess I'll just grab a coffee from the café then.
Carol
Good idea, let's go before the train arrives.
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Similar to "when pigs fly":
- 1never
- 2impossible