whilst in the act of anal sex, the person penetrating releases themselves into another's arsehole. Once the penetrator has completed his sexual conquest, the penetratie defecates, creating a sprog bog.
by honkyjoejoe May 29, 2015
is a popular Italian dish consisting of meat sauce served on a bed of spaghetti, often with a good sprinkling of grated Parmigiano cheese. Although Sprog Bog is very popular outside of Italy, it never existed in Bologna.
by Captain Feathercunt April 04, 2012