intestinal fortitude

noun

1. courage; resoluteness; endurance; guts:

   to have intestinal fortitude.

Word History and Origins

Origin of intestinal fortitude¹

First recorded in 1940–45

Example Sentences

Doesn't understand, never had the intestinal fortitude, to cut spending.

From Salon

The next eight months will be a trial of everyone’s intestinal fortitude.

From Salon

“I think the other areas, with his strength, his agility, his mobility, his conditioning, those are all things that it’s going to take time and work with us and our staff and he’ll get better over time but just his intestinal fortitude to compete, he’s adjusting.”

From Los Angeles Times

“I think there are options, but it takes some diligence, it takes some intestinal fortitude, to step up and say hold on, we’re going to vet this well,” he said.

From Los Angeles Times

Having the intestinal fortitude to fight on no matter the circumstances is what builds champions.

From Los Angeles Times