run down

Short definition from Wiktionary

Verb

1. 1
   To hit someone with a car or other vehicle and injure or kill them.
2. 2
   To criticize someone or an organisation, often unfairly.
3. 3
   To find something or someone after searching for a long time.
4. 4
   To lose power slowly. Used for a machine, battery, or other powered device.
5. 5
   To read quickly a list or other short text.
6. 6
   To describe in the form of a rundown, a rough outline or summary.
7. 7
   To reduce the size or stock levels of a business, often with a view to closure.
8. 8
   To decline in quality or condition.
9. 9
   To chase till the object pursued is captured or exhausted.
10. 10
    To run against and sink, as a vessel.
11. 11
    To crush; to overthrow; to overbear.
12. 12
    To approach (someone, thing or place) aggressively, as to attack.
13. 13
    To move (some copy) down to the next line.

Adjective

1. 1
   Tired and exhausted.
2. 2
   Decrepit.
3. 3
   Having the spring unwound.

Noun

1. 1
   Alternative form of rundown.