The story
Derives from the substratum of the seafloor, which is situated below the sand.
Etymology from Wiktionary, CC BY-SA 4.0.
rock bottom
Today it means: The very lowest possible level. Full definition →
Today it means: The very lowest possible level. Full definition →
Derives from the substratum of the seafloor, which is situated below the sand.
Etymology from Wiktionary, CC BY-SA 4.0.