1) service, ministering, esp. of those who execute the commands of others
 2) of those who by the command of God proclaim and promote
    religion among men
    2a) of the office of Moses
    2b) of the office of the apostles and its administration
    2c) of the office of prophets, evangelists, elders etc.
 3) the ministration of those who render to others the offices of
    Christian affection esp. those who help meet need by either
    collecting or distributing of charities
 4) the office of the deacon in the church
 5) the service of those who prepare and present food