keep (someone) posted

: to retain in one's possession or power

: to refrain from granting, giving, or allowing

: to have in control

: the means or provisions by which one is kept

: one that keeps or protects: such as

: fortress, castle

: some person : somebody

: a piece (as of timber or metal) fixed firmly in an upright position especially as a stay or support : pillar, column

: a pole or stake set up to mark or indicate something

: a metallic fitting attached to an electrical device (such as a storage battery) for convenience in making connections

: to publish, announce, or advertise by or as if by use of a placard

: to denounce by public notice

: to enter on a public listing

: courier

: one of a series of stations for keeping horses for relays

: the distance between any two such consecutive stations : stage

: to travel with post-horses

: to ride or travel with haste : hurry

: to rise from the saddle and return to it in rhythm with a horse's trot

: with post-horses : express

: the place at which a soldier is stationed

: a station or task to which one is assigned

: the place at which a body of troops is stationed : camp

: to station in a given place

: to carry ceremoniously to a position

: to assign to a unit, position, or location (as in the military or civil service)

: after : subsequent : later

: behind : posterior : following after

: subsequent to : later than