What is Brown Grid?
1.
When somebody (usually a child) shits in a swimming pool and the poo gets stuck in the overflow-gratings.
Lifeguard (during and announcement): "... and please watch out for the poo in the gratings, we stil haven't managed to wash it out yet... sorry! Just look out for the brown grids!..."
See
Random Words:
1.
A sexual act committed with sailors not native to the port where said act occurred.
Gregory totally got fleet weeked after a few Singa..