The act of going to a night club or bar, and having a woman come on to you and offer to take you back to her place. You then proceed to shit on her while you are having missionary sex with a whiskey dick.
"Dude, I just shit on a girl while having drunk sex! I pulled a dirty lani!"
by Tiaga April 26, 2014
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when two lesbians have sex with each other at the same time
“how was your date?”
“we did a dirty lanie
by Lilhoe;) April 21, 2020
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