What is Crapping Up?
1.
Similar to the idiom 'cropping up' or 'crop up' only more negative, annoying or 'crappy'.
Interest in international issues has cropped up on many university campuses.
I keep trying to close the deal, but all kinds of underhanded resistance keeps crapping up at every turn!
That college used to be pretty cool until the Gay, Goth and Skinhead movements crapped up everywhere.
See