low-downˈlow-down adjective [only before noun] informal 
Thesaurus
What a low-down, dirty trick.
ThesaurusLongman Language Activatorto tell someone the most recent information► keep somebody informed
dishonest and unkind: to give someone regular information about decisions, events etc, so that they know exactly what is happening: · I want to know what you decide, so keep me informed.keep sb informed of/about: · We'll be keeping you informed of any new developments.· The doctor should be kept informed about any changes in your child's condition.keep somebody fully/well informed: · During the strike, the media kept the public fully informed about the situation.· Parents have complained that we are not keeping them very well informed of their children's progress.
► keep somebody up to date to give someone regular information about what has been happening most recently: · We publish a weekly newsletter to keep everyone up to date.keep sb up to date with/on: · She reads the newspaper every day to keep herself up to date with financial affairs.· the magazine that keeps you up to date on all the latest in rock and pop
► fill somebody in to tell someone about things that have happened recently, which they do not know about because they have not talked to you for quite a long time or they have been somewhere else: · You didn't miss much - I'll fill you in laterfill sb in on: · Marjorie filled us in on all the latest gossip.· Please can someone fill me in on anything I've missed?fill somebody in on what/where/when etc: · Bob filled me in on what he had been doing since we last met.
► brief to give someone all the necessary information about a situation, so that they know exactly what is happening or so that they are prepared for something that they have to do: · Police officers were briefed before going out to arrest the suspects.be fully/well briefed: · Make sure that the PR department are fully briefed on their role.· It was clear the witness had been well briefed.brief somebody on/about something: · You'll be picked up from here tomorrow night and briefed on what you have to do.· DeGaulle flew back to England to be briefed about the invasion that was about to begin.
► give somebody the low-down informal to tell someone all the information they need to know about a situation: · "Have you heard about the deal with IBM?" "Yes, John's just been giving me the low-down."give sb the low-down on: · The travel reporter was giving the low-down on the evening's traffic chaos.
► give somebody an update on to tell someone the things that have happened concerning a particular piece of work, plan, or situation since they last saw you: · Let me give you an update on the trial.· Can you give me an update on any policy changes there've been since we last spoke?
► report to officially tell someone about what has been happening in a particular area of work, especially because it is your job to do so: · Is there anything to report?report to somebody on something: · Nicky reports to me on any new developments in the relevant technological fields.report back (to somebody): · The delegation will report back to Congress on the situation inside China.
What a low-down, dirty trick.