Wrongboarder 

Someone who rides a longboard and does regular skateboard tricks on it.

Lacey: Yo what's up.
Dancer: Doing some rad tiger claws and early grabbin some curbs.
Lacey: Psh wrongboarder, how about you get rad and go bomb some hills.

Wrongboarder by Demix April 29, 2012

wrongboarding 

Doing skateboard (short board) tricks and maneuvers on what most would deem a longboard. Doing the right set of tricks on the wrong board.

Did you see that wrongboarder pull a nollie heelflip over that gap?

I'm going wrongboarding with my friends at the skatepark.

wrongboarding by Mr.Dr.Thumper September 5, 2012