This term applies to women, and refers to the gold mine in which most men try so hard to acquire. The opponent of the "Black Hole", or anus.
Jack was voraciously polishing Lisa's Heavenly Gates.

While happily eating Mary's heavenly gates, Allen was oblivious to the nefarious Black Hole which would soon rear it's ugly head.
by Benal Patrol Overlord February 26, 2008
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