(v) when you perform the helicopter with your girlfriend ON a helicopter while also recieving oral from several fine hunnies. Note: If the girl you are helicopter-ing is not your OFFICIAL significant other, the term 'balton' cannot be used. This is especially applicable if your girlfriend is also your sister.
stefan: oh my god, dude. Did you see The Town last night?
bob: no man, I was--OH SHIT!! LOOK AT THAT DUDE GETTING BALTONED OVER THERE!