As the name suggests, a 'shit bag' is simply a bag filled with shit. Alternatively, Wikipedia states that a 'shit bag' is a colostomy bag, but each to their own.
Synonyms for Shit bag
On this page, you will find 30 slang terms related to Shit bag. Some of the top words include: Shitbag, poopsatchel, shiZni, sheesta, shitpiece, and 25 more.