Ψάξε όποια λέξη θες, όπως donkey punch:
 
1.
A politicaly correct term for guts
Though Mohamad Ali may seem to have intestinal fortitude he is not healthy.
από Light Joker 19 Μάρτιος 2004
 
2.
Mental Toughness
Navy SEALs possess intestinal fortitude. Frequently heard during Hell Week.
από DeepSix66 15 Οκτώβριος 2013