Definition of "razor-sharp" [razor-sharp]

• As sharp as a razor, extremely or ultimately sharp. (adjective)
• Very clever or quick-witted. (adjective)

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• "Last week, as I was minding my own business, grazing and tending to my beloved little fawn, I was cut down in the prime of my life, pierced through my heart by a razor-sharp arrow delivered by a barbaric human."
• "During the ensuing months, Chen and Elfiki had become friends, with Chen learning that in addition to possessing a razor-sharp wit and a penchant for practical jokes, Elfiki harbored a competitive edge almost as deep-seated as her own."
• "The castle had loaned us what appeared to be Victorian-era forceps, which were no match for the razor-sharp teeth on our pike."