running a train

When two or more individuals partake in sexual intercourse with a female. This reference is usually always used to mean such an act, but also can refer to taking a non-stop shit within a toilet, or any other activity that involves a certain degree of persistent that it becomes evident that it takes as long as a train to get the job accomplished.
I was running a train last night on my girlfriend.

"Was Aaron just in the bathroom running a train?"
by Josh FTW December 01, 2007
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Sext Train

When one guy is having three or more sexting conversations with different girls.
Girl A was sexting Boy A when Girl B started sending naked pics of herself to Boy A too- as Girl C sent Boy A a text asking if he was thinking about her.
Boy A in a desperate attempt to keep up, had to make sure he was hitting each text with accuracy and relevancy in response..making sure he didn't get any part of the sext train wrecked.
by lola3008 September 03, 2010
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ancillary training

time given to cadets for military excellence; most cadets though choose to masterbate like a maniac or aka beat it
person 1: do we have ancillary training today?
person 2: yes we do
person 1: YES, you going to be in the room?
person 2: no
person 1: this is the best day ever!
by GoCharl August 11, 2008
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Shit Train

The level of inebriation or drug-induced handicap that is far beyond the standard human experience. If the terms "tipsy" and "buzzed" are used to describe the low end of this spectrum then the only level higher than "Shit Train" is death. Subjects designated as Shit Trains are likely in the beginning stages of alcohol poisoning and should seek immediate medical assistance.
"Did you guys ever find Nandini after the club?"
"No, was she ratchet?"
"No girl, she was a Shit Train."
by Prof. Bawdon September 04, 2014
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Turd on a train

"try not to mention the Turd on a train".
by Ivana_Tinkle August 05, 2011
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Doom Train

A special move on a video game called Gears of War created by xP I DoOm. It involves charging at an enemy with a shotgun and blasting the opponent into pieces.
That Doom Train was Sick
by KINGCOOKY April 28, 2008
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Boat-Train

Something you tell your friends to get on to psych them up for an activity they don't want to partake in. Kinda like bandwagon...but better.
Man! Get on the boat-train! It's going to be SO DOPE!

Bud, get off the fucking couch and hop on the boat-train!
by Conductor/Captain BT October 28, 2010
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