Siderailing

Performing oral sex by not putting the penis inside the mouth, but rather licking it's whole length from the side.

Getting siderailed (siderailing) by two chick simultaneously - twice the pleasure.

by 911tracks September 18, 2018

Siderail

v. To be impacted by something unexpectedly drastic.

n. Rail on the side of a bed or stairwell

I totally got siderailed after my coworker spilled his Cup-o-Ramen on my desk.
or
Garth Brooks' fans were totally siderailed by that whole Chris Gaines thing.

by Roscoe81 April 25, 2011