noun

• (plural staffs or staves) A long, straight, thick wooden rod or stick, especially one used to assist in walking.
  "And thus ſhall ye eate it [the lamb]: with your loines girded, your ſhooes on your feet, and your ſtaffe in your hand: and ye ſhall eate it in haſte: it is the Lords Paſſeouer."
• (music, plural staffs or staves) A series of horizontal lines on which musical notes are written; a stave.
• (plural staff or staffs) The employees of a business.
  "The company employed 10 new members of staff this month."
• (uncountable) A mixture of plaster and fibre used as a temporary exterior wall covering.ᵂ

verb

• (transitive) To supply (a business, volunteer organization, etc.) with employees or staff members.
  "Interlaken East station is jointly owned with the standard gauge Bern-Lötschberg-Simplon Railway from Bern and Thun and the Swiss Federal Railways metre-gauge Brünig line from Lucerne, but is managed and staffed by the Bernese Oberland group."