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sharp as a tack







Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Irish broadcaster RTÉ described Callard's character as "quirky, unpredictable and sharp as a tack, she carries just enough edge to keep Carrigstown on its toes".

From BBC • Jan. 14, 2026

Whittle said Rutan had been courageous in his final hours at the hospital — sharp as a tack, calm and joking with them about what might come next after death.

From Seattle Times • May 4, 2024

“There are huge individual differences in how people age. Some are sharp as a tack at 90 or 100, some have cognitive impairment in their 50’s,” Aldwin said.

From Slate • Feb. 18, 2023

It didn’t take long to notice the upperclassmen dressed sharp as a tack every day.

From Washington Post • Mar. 20, 2022

Then all of a sudden old Spencer looked like he had something very good, something sharp as a tack, to say to me.

From "The Catcher in the Rye" by J. D. Salinger