Definition of dominus factotum in US English:

dominus factotum

noun

  • A person who controls everything, an absolute ruler. Also: a servant with total control over household affairs; a head servant, a butler. Now historical.

Origin

Mid 16th century; earliest use found in John Aylmer (d. 1594), bishop of London. In some forms from post-classical Latin domine fac totum ‘O Lord, do everything’ from classical Latin domine, vocative of dominus lord + fac, imperative of facere to do + tōtum the whole.

Pronunciation

dominus factotum

/ˌdɒmɪnəs fakˈtəʊtəm/