Turning your neck to an unnatural degree in order to get a better view of a hot piece of ass.
"I think I got whiplash from all the rubberneckin' I did in Bratislava."
Getting so drunk your neck turns to rubber and cant support your head. Looking reminiscent of a bobble head.
Man Darcy Ross is fucking rubbernecked right now! he's the definition of rubberneckin'
Mark Powder and Josh Cardinal are so fucking Rubbernecked they just puked all over eachother!