Wiktionary
n. 1 a magical powder that would give the power of flight to whoever it was sprinkled on 2 (context by extension English) any apparently magical ingredient or effect
Usage examples of "fairy dust".
Everywhere wildflowers bloomed, sprinkled across the land like fairy dust.
But that doesn't mean they go in for witchcraft or prophesies or fairy dust.
Renie had suddenly realized that you had to sprinkle the fairy dust of love of country or duty over the nearer group of strangersconvince yourself that somehow they were bound to you and you to themor else you would go mad.
Renie had suddenly realized that you had to sprinkle the fairy dust of love of country or duty over the nearer group of strangers-convince yourself that somehow they were bound to you and you to them-or else you would go mad.