Definition of "needle-sharp" []

• Very sharp; as sharp as a needle (adjective)
• Very high-pitched. (adjective)

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• "Director Carmen Jakobi produced some wonderfully fresh ideas, including an excellent freeze-frame tableau from Sampiero and Domenico, engrossed in their gambling like a living embodiment of Cézanne's The Card Players, while the contemporary music ensemble Lontano played with needle-sharp precision under the decisively assured direction of Odaline de la Martinez."
• "Yeah, it was scary to stand next to a shark with, like, thousands of rows of needle-sharp teeth."
• "Tom Attenborough directs a small play that punches above its weight and requires needle-sharp performances."