Colloquially and vulgarly in Colombia means unforgivable error, garrafal failure, unfortunate waste, gross misconduct, severe error, notorious pifia, slip, desatino. Inflection of shitting (a term we consider vulgar), which means evacuating the intestines, defecating, excreting. In our country it is more common to say dirty. Proceeds of belly evacuation. Excrete, dirty, faecal matter.
