(by extension) Any apparently magical ingredient or effect.
Origin of Fairy-dust
From Peter Pan
Fairy-dust Sentence Examples
Perhaps a lush green forest sprinkled with fairies and fairy dust is more your little girl's style.
Honey the Sweet fairy can't make any new sweets without her magic party bag of fairy dust.
Kitchen sink syndrome -- This fantastic supplement contains not just vitamins and minerals, but CoQ10, amino acids and BCAAs, creatine, green tea extract, and probably a dash of Fairy Dust that cures cancer and sheds pounds while you sleep.
Sticking with the bracelet concept, you can achieve a similar effect by making just one Tinkerbell figure the focus of the tat and use small stars and fairy dust to complete the circle.
They could sprinkle fairy dust And twitch their little nose, And the windows would be sparkling And I'd have no dirty clothes.