Dodge A Bullet Meaning

Example : 1989 Dec. 7, Milt Freudenheim, "Scramble on Health-Care Costs," New York Times (retrieved 6 March 2014):  "We have all these thousands of bill payers trying to dodge a bullet, trying to shift costs and pay less."2010 Nov. 8, Jessica Desvarieux, "A Storm Averted, Haiti's Cholera Threat Grows," Time (retrieved 6 March 2014):  Haiti dodged a bullet when Tropical Storm Tomas, once a hurricane, did minimal damage to the country's earthquake-ravaged capital of Port-au-Prince.2013 Oct. 4, Tony Nitti, "Switching Gears," Forbes (retrieved 6 March 2014):  By finding and fixing my aneurysm before it ruptured, I had miraculously dodged a bullet.