vyhledat jakékoliv slovo, například sex:
 
1.
Short for Now That's Fucked Up
Dialog on IM

A: I play with my feces.
B: Damn man! NTFU! :(
od uživatele heroshima 27. Duben 2007
 
2.
nicen-the-fuck-up, that people should be nicer to each other and speak to each other more civilly and in a way that Miss Manners would like
Twitter users should nicen-the-fuck-up #NTFU
od uživatele ggtoo 22. Září 2010