During a threesome with 1 man and 2 women, one woman is riding the mans penis while the other woman is sitting on the mans face. The women will kiss thus making a triangle.
by sarge51 August 27, 2018

John slept with Steve then Steve slept with Lara. If John seals the deal with Lara tonight, they'll be an eskimo triangle.
by eskimodarling July 11, 2014

During a 2 girl 3some, the guy lays on his back and one girl rides his cock while the other rides his face, the girls are facing each other and high-five. Similar to an Eiffel Tower, but with a different gender distribution.
"I had a 3some with 2 ladies last night and at one point they high-fived to form an Eiffel Triangle."
by Daeslan1 September 6, 2013

The act of suffacating a person. sticking your balls in the nostrils and your dick in the mouth so the other person has no way to breathe
by Twitchy47 July 7, 2011

The triangle shaped zone which includes refinery cities such as Martinez, Vallejo, Richmond. The refineries aren’t the only thing polluted as the cities are filled with criminals, drugs, trash and social toxicity. Called the Po Tri for short.
by CANONTHEVNQSHR January 27, 2022

by jwall23 October 14, 2011

When you have a threesome with your cellmate and and some random from cell-block D after you are locked up in prison for lying to the FBI and the Senate judiciary committee about what boofing is, what the 7Fs are, and whether you've ever joined a Devil's Triangle with Mike Judge.
Yo, Brett definitely joined a Lucifer's Triangle last night with his bunkie and Ray Ray from D Block. I heard them slappin'
by Judge Brett September 28, 2018
