BT San 25b(47) :עבד גביותא תלי סר שני‏ : he served as tax collector for thirteen years
See the entire entry for gabbāyū, gabbāyūṯā n.m. office of tax collection

BT San 25b(47) :עבד גביותא תלי סר שני‏ : he worked as a tax-collector for thirteen years
See the entire entry for ˁbd vb. to make, act, do

BT San 25b(47) :כי הוה אתי ריש נהרא למתא‏ : when the r.n.-official used to come to a town
See the entire entry for rēš nahrā n.m. river inspector (??)