Introduction of the straw in rhe anus can cause severe complications, mimicking diseases causing acute abdomen. However, introduction of straw – related perforation may cause peritonitis. We describe a 10 year young male child with acute abdominal pains since five days with vomiting and constipation with abdominal distension. Due to introduction of straw per rectally causing perforation at recto sigmoid junction. The foreign body was detected and successfully removed by exploratory laprotomy. Perforation due to foreign body must be considered in the differential diagnosis in patients in whom routine sites of perforations are normal in case of perforative peritonitis, even when they do not recall any foreign body introduction or ingestion.