don
A mafia boss, especially one who is Italian or Italian-American.
Other meanings
A (usually Spanish or Italian) title of respect to a man, especially a lord or nobleman.
Any man, bloke, dude.
Word history
From Latin "dominus" (lord, head of household).
Where this comes from
This definition is adapted from “don” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.