|  | 
Definition of Nicola Sacco
1. Noun. United States anarchist (born in Italy) who with Bartolomeo Vanzetti was convicted of murder and in spite of world-wide protest was executed (1891-1927). 
|  | 
1. Noun. United States anarchist (born in Italy) who with Bartolomeo Vanzetti was convicted of murder and in spite of world-wide protest was executed (1891-1927).