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Grandpa hands is when you soak your hand in warm water for 20-30 minutes. When your hands are good and wrinkled you pleasure yourself, just like your grandpa used to.
Last night I sat in the hot tub to long so I thought I would take advantage of my grandpa hands and pleasure myself.
by mellow man 77 August 13, 2011
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When you soak your hand in a bowl of cold water before masterbation so it gets that nice wrinkly grip.
I grandpa handed so hard yesterday.
by Spirit buffalo August 09, 2018
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