silver bullet

American  

noun

1. a quick solution to a difficult problem.

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Etymology

Origin of silver bullet

First recorded in 1930–35; from the belief that supernatural beings, as werewolves, can be killed with a silver bullet

Example Sentences

“Supplements aren’t a silver bullet, and they don’t override poor lifestyle choices,” Asprey said in a statement.

From The Wall Street Journal • Mar. 18, 2026

Leon Mallett, head of vaccinations in Birmingham and Solihull, says the call-and-recall model "is really effective" but "not a silver bullet" and needs to be combined with other strategies.

From BBC • Feb. 21, 2026

Though the effect was strong, platelet factor 4 won't be a silver bullet that reverses the aging of all tissues and prolongs the lifespan of elderly human patients alone, Pinho said.

From Science Daily • Dec. 31, 2025

However, he added that Xi’s comments meant “those hoping for a silver bullet may be left waiting.”

From Barron's • Dec. 15, 2025

Doctor Gordon cradled his pencil like a slim, silver bullet.

From "The Bell Jar" by Sylvia Plath