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A sex position in which a group of men are either penetrating each other in a line, or performing fellatio on each other in a circle.
All aboard the MAN_TRAIN! CHOO CHOO
The mantrain lasted for several hours and included vigorous pelvic-thrusting action.
by tpyo May 03, 2006
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A group of males in a line, coupled to each other like train cars through anal penetration.
The men shouted, "CHOO CHOO All aboard the MANTRAIN" as they engaged in aggressive anal intercourse.
by tpyo May 17, 2006
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Mostly known from the hit Final Fantasy 6 parody Awful Fantasy 3, Man Train is a homosexual orgy of stregically placing men in a straight line and performing anal sex with the man directly in front of you, whilst recieving it from behind. Unless you're the caboose, which just might be one of the only two spots on the train that recieve the least please. The other being the front "Engine."
Glenn: I heard on the news there was train?
Art: Yep, I was second from the caboose.
by Pen^2 April 29, 2005
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A line of men standing naked back to back, with each man's penis in the anus of the man in front of him.
The gay boy Jacob joined the mantrain
by brewersalliance October 16, 2010
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A rather drunk and Horny Yorkshireman.
I love you Martyn, all aboard the MANTRAIN!
by Baconfish December 01, 2006
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