noun. To form a line in which everyone humps the person in front of them. This can be done with either all guys or a female with a strap-on between each male.
by yohan November 14, 2004
When you have a rather long piece of toilet paper leading from your ass out to the floor or extending from skirt or pant leg. Also see trainal.
Omg did you see that trainal on that chick? She was trainaling all over the dance floor. It was trainalific.
by cheru June 08, 2014
by bullshittery December 15, 2016
by KDCNirvana09 January 31, 2009
by Trainal Proffesional February 10, 2017