A term used for socks in jail named after Rudy Giuliani, who was the former mayor of New York City. Rudy Giuliani ran a system that put gangsters like John Gotti in prison. Giuliani ran an even tougher regime putting even more gangs, drug dealers, drug users, burglars, offenders, et. cetera in jail to make New York City one of the safest and more pleasurable largest cities in the country.
One an incarcerated person asks for some socks, a correction officer says " here are your air Giulianis."