by lilkelley1 January 11, 2008

The act of listening to the Grammy Award-winning band Train. Usually suggests a state of relaxation.
by Tone Bone & J January 16, 2009

The train that atheists ride, where no one worries about hell or sin and where science and thinking are encouraged. It's the opposite of the G-Bus.
by ben_on_the_A-train November 9, 2006

the state of being so drunk you shit your pants. the shitting usually takes place with underware on, and while laying in a bathtub. unleashing the a-train usually happens after taking a-bombers.
dam man jimmy took 3 a-bombers, 11 beers, and a couple rips pff the bong and then didnt have a choice but to have the inner a-train come out.
by jake suppa February 10, 2008

its when you and 4 friends pile into a little room, and take off your clothes. then everyone grabs the hips of the person infront of them. Then you turn the lights off and walk around the room, while saying train,train,caboose
by smurfis February 2, 2006

On some college campuses taking Adderall is known as "taking the A train"
Adderall is used to help students concentrate and reduces their appetite
Adderall is used to help students concentrate and reduces their appetite
by Race04 December 7, 2010

Double team that includes two people who are both named Alex. Known for its excellent sexual stimulation
by someguy April 2, 2005
