rundown (n.)youdaoicibaDictYouDict[rundown 词源字典]
in baseball, 1908, from verbal phrase, from run (v.) + down (adv.). Meaning "list of entries in a horse race and the odds" is from 1935; slang generalized sense of "summary, account, list of information or facts" is from 1945.[rundown etymology, rundown origin, 英语词源]