Venk's definitions
A shanky penis or a penis that has been infected with a venereal disease and looks like a lumpy, infested, blistered, pimpled mess.
Jolly Johannason got the old potato finger when he grabbed his paycheck, spending it on a Vegas Venus, one week later a pain was growing in his groin and pimply crap started oozing from dozens of sores around his pecker.
by Venk January 13, 2006
Get the potato fingermug.