major-domo

noun, plural ma·jor-do·mos.

1. a man in charge of a great household, as that of a sovereign; a chief steward.
2. a steward or butler.
3. a person who makes arrangements for another.

noun plural -mos

1. the chief steward or butler of a great household
2. facetious a steward or butler

n.1580s, via Italian maggiordomo or Spanish mayordomo, from Medieval Latin major domus “chief of the household,” also “mayor of the palace” under the Merovingians, from Latin major “greater” (see major (adj.)) + genitive of domus “house” (see domestic).