a quick review or summary of main points of information, usually oral: This brief rundown of past events will bring you up to date.
2.
Baseball. a play in which a base runner is caught between bases by two or more players of the opposing team who toss the ball back and forth in an effort to tag the runner out.
in baseball sense, first recorded 1908, from run + down. Meaning "list of entries in a horse race and the odds" is from 1935; slang sense of "summary, account, list of information or facts" is from 1945.
n. a summary bringing someone up to date. : Can you give me a rundown on what's happened since noon?
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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