When Pigs Fly

Synonyms of when pigs fly

• impossible
• never
• not in a million years

Antonyms of when pigs fly

• possible
• probable
• likely

Collocations of when pigs fly

when hell freezes over

Frequency: 70 %

I'll believe it when hell freezes over.

when cows come home

Frequency: 60 %

I'll stop waiting when cows come home.

when monkeys fly

Frequency: 45 %

I'll do that when monkeys fly.

when pigs have wings

Frequency: 35 %

I'll consider it when pigs have wings.

when fish climb trees

Frequency: 25 %

I'll believe that when fish climb trees.

Idiomatic Expressions for when pigs fly

• Phrase: Until pigs fly
  Meaning: Indicating that something will never happen or is very improbable.
  Usage: I'll go skydiving when pigs fly.