run down vs run out

run down

verb
  • To describe in the form of a rundown, a rough outline or summary. 

  • To chase till the object pursued is captured or exhausted. 

  • To reduce the size or stock levels of a business, often with a view to closure. 

  • To run against and sink, as a vessel. 

  • To read quickly a list or other short text. 

  • To find something or someone after searching for a long time. 

  • To lose power slowly. Used for a machine, battery, or other powered device. 

  • To decline in quality or condition. 

  • To crush; to overthrow; to overbear. 

  • To hit someone with a car or other vehicle and injure or kill them. 

  • To criticize someone or an organisation, often unfairly. 

run out

verb
  • Used other than figuratively or idiomatically: see run, out. 

  • To extend a piece of material, or clothing. 

  • To get a batsman out via a run out (see runout) 

  • To use up; to consume all of something. See also run low, run short. 

  • to be got out in this way. 

  • To expire; to come to an end; to be completely used up or consumed. 

  • To conclude in, to end up 

  • To force (someone or something) out of a location or state of being. 

How often have the words run down and run out occurred in a corpus of books? (source: Google Ngram Viewer )