Object of toil. The burden each man carries when he is taking care of his business.
I keep my head to the grindstone during the day to pay for my lady's shoes and the kids' piano lessons.

But at night I leave that grindstone alone, let the kids practice their lessons in their rooms and let my lady, booty to the bed, lift her heels to show me the fruits of my labor.
by waldojones August 12, 2009
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A white boy who doesn't know how to dance and therefore reverts to excessive grinding with his dance partner. Hand waving is optional.
Dude, you were all up in that chick's business, you fucking grindstone.
by Anne Stautz August 11, 2005
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Looking busy at work so you don't have help or talk to any one.
Tim acted like he was busy on the phone. He is grindstoning so he doesn't have to talk to Chris or Brad.
by bradderf August 6, 2015
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Apply yourself conscientiously to your work or to work extremely hard
“Emily takes her bar exam next month, so she really has her nose to the grindstone.”

I've only got six weeks before my exams start so I'm trying to keep my nose to the grindstone.
by prettyreign January 6, 2011
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To keep oneself strictly to working, and working hard.
Jim's father told him to keep his nose on the grindstone and out of trouble until he has paid off his court fees.
by Crashlandon July 9, 2017
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Melvin couldn't get a date for the prom because he had to put nose to the grindstone on the shooting range to be selected in the military recruitments next year.
by wheelprick May 3, 2016
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