cari istilah yang lo mau, kaya' donkey punch:
 
1.
A politicaly correct term for guts
Though Mohamad Ali may seem to have intestinal fortitude he is not healthy.
dari Light Joker Jum'at, 19 Maret 2004
 
2.
Mental Toughness
Navy SEALs possess intestinal fortitude. Frequently heard during Hell Week.
dari DeepSix66 Selasa, 15 Oktober 2013