When two men simultaneously penetrate each other during anal sex.
P1:"Man... that California traffic jam had me stuck in that one spot for hours."
P2:"I know I got stuck in one this morning, and it was great."
P1:"What???... both tunnels were full... in both directions."
P2:"I know... It almost made me late for work this morning."
P1:"What are you talking about? You live right across the street, you walk to work."
P2:"Wait... you're talking about a real traffic jam... never mind."
by D'Indah MaDeeque December 23, 2016
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