up to speed
Fully informed; current.
Is Mary up to speed on the situation in Kuala Lumpur?
ADJ.
all, changing, full, high, increased, picked, safe, same
The car picked up speed as it merged onto the highway.
VERB + SPEED
exceeding, flies, gained, gathering, maintained, observe, run, said
The car gained speed as it merged onto the highway.
SPEED + NOUN
carlos, information, materials, soundman
The soundman adjusted the speed materials to get better audio quality during the concert.
PREP.
about, in, on, through, up
The car was traveling at high speed on the highway when it started to rain.
ADV.
fairly, gradually, quite, then
The car gradually picked up speed as it merged onto the highway.