Gocky
Heard in Laois and Waterford
Faeces or shyte as it is known in Ireland.
Teacher: "Let us discuss the origin of some words. Paddy, where do you think gocky comes from?" Paddy: "Sir, it comes from yer arse!"
Teacher: Let us examine the origins of certain words. Paddy, whence do you suppose gocky derives? Paddy: Sir, it derives from your posterior!