suche ein beliebiges Wort, wie hipster:
 
1.
A politicaly correct term for guts
Though Mohamad Ali may seem to have intestinal fortitude he is not healthy.
von Light Joker 19. März 2004
 
2.
Mental Toughness
Navy SEALs possess intestinal fortitude. Frequently heard during Hell Week.
von DeepSix66 15. Oktober 2013