Noun. Adjective. A meal, which precipitates a hefty shit, not long after it has been eaten. Examples include; A traditional British Sunday roast, A 'Big Mac' Meal and cooked breakfast/staff dinner at The Grand Hotel on the Torquay seafront.
Porter- "I say Mr Restaurant Manager, this morning's breakfast is quite the turd-loader."
Mr Restaurant Manager- "Aye, I think it's time for a Tommy Titt. Och aye the noo."