run down

run down

1. verb To hit someone or something with one's car, especially intentionally or due to reckless driving. A noun or pronoun can be used between "run" and "down." The car swerved onto the sidewalk and nearly ran down an entire family.
2. verb To find someone or something after a search; to track down someone or something. A noun or pronoun can be used between "run" and "down." I ran down a colleague from years ago who might be able to help us with the tax situation. I ran that file down that you were asking about. It looks like the account hasn't been active in years.
3. verb To criticize, deprecate, or belittle someone or something. A noun or pronoun can be used between "run" and "down." There's no need to run down his work like that! Sarah's father has been running her down for years.
4. adjective In poor health; feeling exhausted and sick. In this usage, the phrase is often hyphenated. A: "I think I'm getting a sore throat." B: "You're probably run-down—you haven't gotten a full night's sleep in weeks!"
5. noun The general details about or a brief summary of something. In this usage, the phrase is usually spelled as one word. Please give me a rundown of what was discussed at the board meeting yesterday. I'll just give you a quick rundown before we get started.
6. noun In baseball or softball, a situation in which a baserunner is caught off base between two defensive players (one of whom has the ball) attempting to tag the runner "out." In this usage, the phrase is usually spelled as one word. The runner rounded third without seeing the throw come in and got caught in a rundown.
See also: down, run
Farlex Dictionary of Idioms.

run someone or something down

 
1. to collide with and knock down someone or something. The drunken driver ran three pedestrians down. Mary ran down a stop sign.
2. to criticize or deride someone or something. Please stop running me down all the time. I can't be that bad! You run down everybody who takes your old job!
3. to hunt for and locate someone or something. Could you run some information down for me? I was finally able to run down my old friend.
See also: down, run

run something down

to use something having batteries, a motor, or an engine until it has no more power and it stops. Who ran my electric toothbrush down? Someone ran down my batteries.
See also: down, run

run down

 
1. to come down, running or very quickly; to go down, running or very quickly. I need to talk to you down here. Can you run down? I will run down and talk to you.
2. [for something] to lose power and stop working. The clock ran down because no one was there to wind it. The toy ran down and wouldn't go again until it had been wound.
3. to become worn or dilapidated. The property was allowed to run down, and it took a lot of money to fix it up. The old neighborhood has certainly run down since we moved away.
See also: down, run
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

run down

1. Stop because of lack of power or force, as in The alarm clock finally ran down. [Mid-1700s]
2. Make or be tired, cause to decline or be declined in health or vigor, as in His long illness ran him down, leaving him with no energy, or After that huge assignment his strength ran down. [First half of 1800s]
3. Collide with and knock over, as in The speeding motorist ran down a pedestrian. [Second half of 1500s]
4. Chase and capture, as in Police detectives ran down the suspects. [Second half of 1600s]
5. Trace the source of, as in She ran down all the references at the library.
6. Disparage, as in Don't run him down, he's a talented actor. [Second half of 1600s] Also see put down, def. 4.
7. Also, run one's eyes over. Look over, review, as in Let's run down the membership list again and see if we can pick a delegate, or She ran her eyes over the crowd, looking for her husband.
8. In baseball, tag out a runner between bases, as in We might have won but in the last inning they ran down two of our runners.
See also: down, run
The American Heritage® Dictionary of Idioms by Christine Ammer.

run down

v.
1. To stop because of lack of force or power: The battery ran down, causing the clock to stop.
2. To make someone or something tired or worn; cause someone or something to lose vigor: All of that work ran me down. The headlights ran down the battery.
3. To collide with and knock down or damage someone or something: That speeding car almost ran me down. The bus ran down a pedestrian.
4. To chase and capture someone or something: The detectives ran down the suspects and had them arrested. The wolves separated one of the elk from the herd and ran it down.
5. To trace the source of something: The police ran down all possible leads in the case. We had the license plate number, so we ran it down and got the name of the driver.
6. To disparage someone or something: Don't run her down—she is very talented.
7. To review something from top to bottom, such as a list; go over something: Let's run down the list of new members and see who has paid the membership fee.
8. Baseball To put a runner out after trapping him or her between two bases: The visiting team managed to run down three players in one inning. The runner tried to get to third base, but the shortstop caught the ball and ran him down.
See also: down, run
The American Heritage® Dictionary of Phrasal Verbs.

rundown

n. a summary bringing someone up to date. Can you give me a rundown on what’s happened since noon?
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • not do (someone or oneself) any favors
  • (Is) this taken?
  • interpret for
  • interpret for (someone)
  • rescue from
  • rescue from (someone or something)
  • identify with
  • attune to
  • ask back
  • orient to (something)
References in periodicals archive
However the following services will operate from 7.30am and will start to run down from 2.30pm: Rhymney to Cardiff Bay |(one train an hour) Bargoed to Cardiff Bay |(one train an hour) Cardiff to Severn Tun-|nel Junction (two trains an hour) | Crewe to Manchester |(one train an hour) First Great Western plans to operate an hourly London Paddington to Cardiff service, via Newport, between 7.30am and 6.30pm.
There are only a few shops and it's run down. Trades are disappearing.
Enlarged sinus grooves run down the occipital bone, from the back of the head to the foramen magnum; branching veins around the foramen magnum are not apparent.
I'D like to respond to David J Chinnick's letter ("How can people run down the NHS?", January 30).
YOUR description of Shard End as one of Birmingham's "most run down suburbs" couldn't be more misleading (Mail, June 8).
Mason made a dashing run down the wing and Trafford hit the ball wide of the post.
Instead the 64 firefighters run down three flights of stairs to get to the engines for an emergency call-out.
An MP has hit out at plans to run down the Sellafield nuclear plant over the next 13 years with the loss of up to 17,000 jobs.
A great driving run down the left by Mark Keith enabled Stevenson to work into some space on the edge of the area.
SO Coun John Crocker reckons Wallasey is not run down (Daily Post, September 23).
But the canvases look as if they've been rained on: Paint is applied in a very fluid state and allowed to run down the compositions vertically, with drips accumulating along the bottom edges.
Whenever the back runner is being run down, the 3rd baseman must alert the defense to the man on third.
Dogs are trained to run down and corner sheep along craggy mountainsides until hunters can approach with homemade guns that they set on the ground and ignite by lighting a wick with flint.
They are not run down but burnt down by arsonists many years ago.
Duty manager Debbie Lake said: "It was a bit run down and grimy, but the money has certainly made a difference."