An elderly male with a lower back tattoo
Check it out, that old bastard has got a "Gramp Stamp"!
by CBUX April 15, 2009
This is what a tramp stamp will be called in another 3 decades when all the girls with butteryfly and tribal tramp stamps are grandmothers.
Yeah, she thinks her tribal tramp stamp is cool now, but one day she'll have to explain her gramp stamp to her grandchildren.
by vegasrew April 09, 2007
A tattoo that was once a great piece of art, but has become distorted by old age.
He once had some beautiful ink, but his age and flab have turned his work into what we see here, a Gramp Stamp.
by ItsTheBartman July 29, 2015