Pigs might fly

Pigs might fly.

(British, American & Australian informal) also Pigs can fly. (American informal)

something that you say which means you think there is no chance at all of something happening 'I'll pay you back on Friday, I promise.' 'Yeah, and pigs might fly.'

Common Names:

Name	Pronounced	Usage
Poncio	PON-thyo (Spanish), PON-syo (Latin American Spanish)	Spanish
Keturah	ki-TOOR-ə (English), kee-TYOOR-ə (English)	Biblical
Vuokko	VOO-ok-ko	Finnish
Clarence	KLER-ənts, KLAR-ənts	English
Astman	['æstmən]
Ada	AY-də (English), AH-dah (Polish, Finnish)	English, German, Polish, Hungarian, Italian, Finnish