a term use to define a snowboard event in which shredders ollie up on to steel rails, long plastic boxes, hand rails going down steps. such terms as 50-50 boardslips, buttering the edges are common
I'm heading to the mountain today to stoke at the rail jam and win me some swag.
by Katch September 29, 2006
1 more definition
A term used too describe intesense snowboarding sex.
shelby was being rail jamed in the half pipe by snow boarder steve
by sexiliciousnuts May 26, 2010