custos

Noun

custos (plural custodes)

1. (obsolete) A warden.
   • […] they were commytted to prison & put out of theyr offyces & the Constable of the Towre made custos of the citye.c. 1530, John Rastell, The Pastyme of People: The Cronycles of Dyuers Realmys, London
   • Mr. Tharp, the Custos of the parish, and several other gentlement, accompanied the corps.1803, Robert Charles Dallas, The History of the Maroons, London: Longman and Rees, Volume 1, Letter 5, p. 148
2. A monastic superior, who, under the general of his order, has the direction of all the religious houses of the same fraternity in a given district, called a custody of the order.
3. (historical) In older forms of musical notation, an indication, at the end of a line of music, of the first note of the next line.