have (one's) nose to the grindstone

(redirected from have their nose to the grindstone)

have (one's) nose to the grindstone

To work hard and/or diligently on something. I'm so impressed by your grades, honey—you really had your nose to the grindstone this year, and it paid off! I have my nose to the grindstone because I really want to get this promotion.
See also: grindstone, have, nose
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