to cause someone not to invest money in something A TV show as experimental and unusual as this one could scare off advertisers.The country's financial crisis has scared away potential foreign investors.
to cause someone or something to go or stay away scare away somebody/somethingIn summer, when you walked through a field of dry grass, you stamped your feet to scare off snakes. A deadly outbreak of a€?bird flua€? in Hong Kong has killed six people and scared off tourists.Intensive border patrols probably scared smugglers off.