Advertisement. Airbus, which is under increasing pressure to prove the viability of its A380 production rates, yesterday conceded that it still needs to fill a âsingle-digit numberâ of production slots for the type in 2015.dvertisement. Airbus, which is under increasing pressure to prove the viability of its A380 production rates, yesterday conceded that it still needs to fill a âsingle-digit numberâ of production slots for the type in 2015.
Where did the phrase 'once in a blue moon' come from? A folklorist traces the convoluted evolution of the phrase, while discussing why it adopted the many meanings it has throughout history.
The 'blue moon' expression with the 'impossibility' meaning is old and dates back to medieval England; for example, a work by William Barlow, the Bishop of Chichester, the Treatyse of the Buryall of the Masse, 1528, included a sarcastic reference to a blue moon: Yf they saye the mone is belewe, We must beleve that it is true.