• WordNet 3.6
    • n underboss an assistant or second-in-command to a chief (especially in a crime syndicate)
    • ***


In news:

Rick Ross' Underboss Gunplay: Rappin', Snortin', and (Apparently) Pimpin'.
Former Underboss Offers Primer on Mob Life.
Salvatore Vitale, a former underboss of the Bonanno crime family, helped put away 51 organized-crime figures through his testimony as a government witness, 38 of them for murders.
When I first heard something about a wire-tap , I though they were talking about Sammy the Bull Gravano (mafia underboss) or something.