by FusionBolt2 April 15, 2011
by Uncle Pen May 29, 2018
This is when you mistakenly fallout of the vagina and literally smash the sphincter or asshole of a woman during sex.
I was having some intense sex with this chick, but I derailed and ruined everything. Especially her asshole.
by namgorf January 21, 2009
by Jim March 25, 2003
the act of sexual intercourse, usually referring to sex that is so hard it could knock a train off of the rail
Man, I derailed that chick so hard last night.
Would you care to join me for some derailing later tonight?
Would you care to join me for some derailing later tonight?
by Meeja July 18, 2017
1) Dude i have been holding this in but i really gotta deRail!!
2) Are you ready? Lets deRail!!
3) Dude you just got DERAILED!
2) Are you ready? Lets deRail!!
3) Dude you just got DERAILED!
by Nathan C. August 26, 2005
Attacking or failing to follow the tactics of a debater who railroads the conversation, by expressing unexpected views or challenging logical fallacies.
by Poor Lurker August 2, 2012