underboss

[uhn-der-baws, -bos]

noun

a lesser or minor boss, often the second in command, as in an underworld hierarchy.

Origin of underboss

First recorded in 1970–75; under- + boss¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for underboss

Contemporary Examples of underboss

Zerilli reportedly held the rank as capo, or captain, when he came out, though he is said by some to have served as underboss.
Meet Tony Zerilli, the Mobster Behind This Jimmy Hoffa Dig
Michael Daly
June 19, 2013