dirtbag (English) comes from English dirt, from Middle English drit, from Old Norse drit, from Proto-Germanic dritą, from Proto-Germanic drītaną, from Proto-Indo-European dʰreyd- — to have diarrhea.
dirtbag (English): A dirty, grimy, sleazy, or disreputable person; A...
Definitions
A dirty, grimy, sleazy, or disreputable person; A...
Ancestry of “dirtbag”, step by step
dirtbag traces back through two separate lines of ancestry.