Erratic(a.)
- Having no certain course; roving about without a fixed destination; wandering; moving; -- hence, applied to the planets as distinguished from the fixed stars.
Erratic(a.)
- Deviating from a wise of the common course in opinion or conduct; eccentric; strange; queer; as, erratic conduct.
Erratic(n.)
- Any stone or material that has been borne away from its original site by natural agencies; esp., a large block or fragment of rock; a bowlder.