A person with a lot of bling, such as gold and diamonds, in their mouth.
Goal;

While getting head, have some bling fall out. Ideally you can keep whatever you can knock loose.

Usage;

“I got a gold nugget from Sean’s mine shaft last night”
by Alaskan Miner September 21, 2009
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Insert 33 beans in your partners rectum, then perform anal sex until you pick 33 beans off your penis or dildo
Last night I gave my girlfriend a chilean mine shaft last night
by 00(-7) October 16, 2010
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Morning wood covered in dried shit, as resulting from prolonged intermission between anal sex and cleaning one's self. Usually due to sleep, unconsciousness or prolonged confinement in a copper mine.

See also: Chilean mine worker
After a drunken night of angry anal sex and passing out, I woke up at noon to find that I had a Chilean mine shaft.
by Chilean doghouseS August 28, 2010
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A man cums deep in someone's anus, then uses his finger to dig out his sperm. While digging for "his men", it is likely he will have to remove some poop.
I was fucking this slut in her asshole, and right before I was about to pull out, I decided to give her a Chilean mine shaft.
by epicjammer October 13, 2010
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Another term for a handjob, you jack someone off and mine their shaft for their cum.
Jenna: I totally shaft mined him the other day, I got that sweet sweet cum
Sally: man Jenna your the best at shaft mining
by Themagicruby April 25, 2017
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