Rc-ing 

Crafting Radio Controlled vehicles (like planes, cars or boats) or robots and then testing them.

or

Modelling Radio controlled vehicles and then driving them

Man, we should go rc-ing our cars this saturday!

Rc-ing by rccars September 2, 2014

rcing 

shortened down from the term 'RuneCrafting' used in the game runescape, posssible the quickest way to make money, but most boring skill of all.

'dude u wana come rcing 2 day we could make millions"!

rcing by tucks75 March 20, 2007