A fork of Rural Dictionary
when despite your best efforts you are are unintentionally groped by the stranger sitting in the seat next to you during a plane trip. Most commonly occurs during long haul flights, after alcohol or sleeping aids are consumed.
I was watching the in flight movie when I the guy next to me passed out and plane humped my shoulder! I woke up and the chick beside me was passed out with her hand on my thigh- I so got plane humped!