To have sexual intercourse.

Derail; a verb. Used to indicate the exact point of derailment, AKA EPDI (Exact Point of Derailment Indication) A topic is derailed when someone clearly goes off-topic with posts which are obviously not associated with the original topic subject, or goes about anally raping the topic tavles by posting huge-ass pictures.

This is when you mistakenly fallout of the vagina and literally smash the sphincter or asshole of a woman during sex.

the act of sexual intercourse, usually referring to sex that is so hard it could knock a train off of the rail

Attacking or failing to follow the tactics of a debater who railroads the conversation, by expressing unexpected views or challenging logical fallacies.

To move from the pink, to the brown, when making the sweet sweet sechzor.

Or if you'd like it a bit clearer:

To go from vaginal to anal intercourse

A band from stockport/manchester
Arthur - lead guitar/lead vocals
Luca - rythm guitar/vocals
Will - drums
Sam - bass
IG @derailerofficial