mammone
n.— «Italy: Mammone A description of the young men and women who won’t give up Mamma’s cooking. The number of them living at home has risen to nearly 50% in the past decade, perhaps the highest rate in Europe.» —“Parlez-Vous Twixter?” by Deirdre Van Dyk Time (U.S.) Jan. 24, 2005. (source: Double-Tongued Dictionary)