The devil's shit Share definition Flag A bowel movement that looks like an upside down cross when observed between your legs as you sit on the toilet. Christina and I had tex-mex last night, she told me this morning she took the devil's shit. The devil's shit by Fritzanus February 21, 2019 0 0 Get merch Get the The devil's shit mug. Buy Now — $32.95 See more merch