Geeky Gangster Share definition Flag Someone who is generally geeky (usually works in the IT field) but has tattoos Gary is such a geeky gangster. He knows so much about computers, but is covered in tats...that's what makes him cool. Geeky Gangster by Abia October 14, 2010 0 0 Get merch Get the Geeky Gangster mug. Buy Now — $32.95 See more merch