Meaning

adjective final or last in your life or progress

adjective greatest in status or authority or power

adjective highest in excellence or achievement

originFrom Middle English suppreme, partly from Middle French suppreme, supreme and partly from its etymon, Latin suprēmus, superlative of superus (“that is above”). In the cooking sense, partly an independent borrowing of French suprême, partly merged with the existing English word. Doublet of supremo.

Etymology from Wiktionary, CC BY-SA 3.0