As a nation state, Italy has emerged only in 1871. Until then the country was politically divided into a large number of independant cities, provinces and islands. The currently available evidences point out to a dominant Etruscan, Greek and Roman cultural influence on today's Italians.
A number of google results indicate that "minga" is Italian slang for a stupid or annoying person. One indicates it is actually from a term for a body part; I am thinking maybe a 7 letter word beginning with a and ending with e perhaps?
My two cents is that he might have been called "minchia mozza" which is a cruel way of calling someone with a minuscule male organ, it literally means: "cut-off penis" 8O
It's said Italy was a country of Saints, poets and navigators. There's no more trace of the poets and navigators but, fortunately, there are traces of the Saints. All the Italian towns are voted to a Saint and one of these is San Gennaro, well-known for his miracle. Who was San Gennaro? San Gennaro ...