verb (used with object), fail-safed, fail-saf·ing.
Origin of fail-safe
Examples from the Web for fail-safe
So as we lurch toward the next “fail-safe” milestone, there must be a way out for both sides.
For example, at Three Mile Island, a fail-safe feature actually made the meltdown worse.The Most Dangerous Substance in America May Be Fertilizer|Megan McArdle|April 19, 2013|DAILY BEAST
My Social Chef recommends the perfect, fail-safe roast chicken recipe.
Internally, the communications beam to Thule Base had been interrupted; and the fail-safe had not failed-safely.Where I Wasn't Going|Walt Richmond