A man mounts a dildo on either side of his penis then tapes them (preferably with duct tape) along with his penis in the middle, the penetrates an anus or vagina, depending on sexuality and fetish.
Woman: Did you hear about last night? Rebecca asked her boyfriend to do something naughty, and he did the Pennsylvanian Passenger Train!
by Grilbus747 June 04, 2018
A mystical man, who is relentless in his pursuit to fingerbash as many chicks as he can. Certain females are constantly fighting over tickets to the G-Train. Once the G-train l is knuckle deep and motorboating the shit out of them, that’s what we call a “Dirty G-train”.
“Oh wow look at me, I’ve got big tits and a gashing vagina, all I want is a ticket to score myself a Dirty G-Train”
by Vas Ytrid April 03, 2020
by Rheghanzi January 20, 2023
by abccdefghijklmnopqrstuvwxyzzz January 13, 2021
by Dat Hero November 17, 2016
An act which involves a train of guys separating the butt cheeks of a woman and taking a dump inside. Possibly having sex with it? That would turn it into a "Rusty Nail" or a "Dirty Piston", which ever name you choose. You would be a fool not to.
by jpop1000 October 24, 2014
When family members are engaged in group sex with another family member and something happens (superficial or catastrophic) to bring it to an early or unexpected end.
We was all banging cousin Shirley out back at the family reunion when uncle Bubba's liquor still blew up and started an Alabama train derailment almost instantly.
by Gliterbob the Clown March 10, 2023