ROCK BOTTOM

the lowest level or point; very bottom. —Academy Level II I Glossary

the lowest level or point; very bottom. These are the basic fun- ~E damentals stripped right down to rock bottom. -ARC Breaks and the Comm Cycle (24 July 63) the lowest level or point; very bottom. You realize he's having an awful time, it's taking him an awful long time to learn thisTwell then, you'd better get right in at rock bottom on the subject of education... - Studying Introduction (18 June 64) the lowest level or point; very bottom.