To overload or overtax.
A sterile stratum that lies above the stratum being investigated
The rock and subsoil that lies above a mineral deposit such as a coal seam.
To be stocked to overflowing.
To pour, as steel, from a melting pot; to fill, as a mould, with molten metal.
To be prolific; to abound; to be rife.
To pour (especially with rain)