knife grinder

noun

Definition of knife grinder

1 : one that grinds knives: such as
a : an itinerant tradesman who sharpens knives or other edged tools
b : a device (as a grindstone or emery wheel) used for grinding or sharpening knives or other edged tools
2 : a European nightjar (Caprimulgus europaeus)

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“Knife grinder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/knife%20grinder. Accessed 25 Oct. 2020.

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