servant whose office it was to take the children to school

a guide, guardian, trainer of boys, (disting. from , Xen., , 3, 1), usually a trusty slave: opp. to , ; fig., of the Law, , , .† a tutor διδάσκαλος πατήρ π. εἰς Χριστόν Lac. I Co 4:15 Ga 3:24 25

a boy-leader, i.e. a servant whose office it was to take the children to school; (by implication, (figuratively) a tutor ("pædagogue"))

instructor, schoolmaster