supremo

[ suh-pree-moh, soo- ]
/ səˈpri moʊ, sʊ- /

noun, plural su·pre·mos. Chiefly British Informal.

the person in charge; chief.
a person of supreme or complete power, authority, ability, etc.: His victory makes him the new chess supremo.

Origin of supremo

1935–40; < Spanish or Italian supremo, both < Latin suprēmus supreme1; E sense perhaps especially < Spanish El Supremo as the title of Latin-American dictators, e.g., J. G. Rodríguez Francia (1766–1840), Paraguayan dictator
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for supremo

British Dictionary definitions for supremo

supremo
/ (sʊˈpriːməʊ, sjʊ-) /

noun plural -mos

British informal a person in overall authority

Word Origin for supremo

C20: from supreme
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012