look up any word, like cleveland steamer:
 
1.
the action of working your penis around in circular motions in a rectum to get feces on it
Paris Hilton - What are you doin back there?
Jay Leno - Coal mining bitch so shut up.
by dylan w March 20, 2008
 
2.
The act of a white girl trying to pick up a black guy.
"I'm no longer interested in Stacy after I saw her Coal Mining at the club last night."
by dudehata12 April 12, 2010
 
3.
Doing her in the anus...with a hard hat on (condom)
I really didnt want to get her pregnant, so I just went coal mining.
by mr. boo jingles June 11, 2009