Ignoramus
Ignoramus , noun
[Latin, we are ignorant. See Ignore.]
1.
(Law) We are ignorant; we ignore; -- being the word formerly written on a bill of indictment by a grand jury when there was not sufficient evidence to warrant them in finding it a true bill. The phrase now used is, “No bill,” “No true bill,” or “Not found,” though in some jurisdictions “Ignored” is still used. — Wharton (Law Dict. ). Burn
2.
A stupid, ignorant person; a vain pretender to knowledge; a dunce.
An ignoramus in place and power.