when you lie on your arm until it goes numb and then masturbate so it feels like your being wanked off by someone else
that bird is so fit i am going to ghost arm to her when i get home.

i am sick of not having a girlfriend my arms gone blue from so much ghost arming.
by frogpubes October 5, 2013
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When sisters from the same mister both raise an arm in mid slumber and begin to slowly tickle the arm in soothing comfort.
Well. There’s Sam doing that ghost arm thing again.
by Sloppy Joe 69 April 24, 2020
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