run by verb2 •To inform briefly of the main points of; to bring an idea or proposal to the attention of (especially in order to obtain their opinion of it).Let me run that idea by the board before we spend too much time on it.I would like to hear your opinion on this. Have you got a few minutes, so I can run some ideas by you? •To briefly stop at a location for a particular purpose.Can you run by the store for milk? formsran by · running by · runs by