Blockhead is a related term of ignoramus.
As nouns the difference between blockhead and ignoramus
is that blockhead is (colloquial) a stupid person while ignoramus is a totally ignorant person—unknowledgeable, uneducated, or uninformed; a fool or ignoramus can be (legal|dated) a grand jury's ruling on an indictment when the evidence is determined to be insufficient to send the case to trial.
blockhead
English
Alternative forms
* block head, block-head
Noun
(
en noun)
(colloquial) A stupid person.
* {{quote-book
, year=1764
, author=Horace Walpole
, title=The Castle of Otranto
, passage=So I think,
blockheads , said Manfred: what is it has scared you thus?}}
Synonyms
* See also
Derived terms
* blockheaded
* blockheadess
ignoramus
English
Etymology 1
After the ignorant lawyer Ignoramus, the titular character in the 1615 play by the English playwright Georges Ruggle; from (etyl) .
Noun
(en-noun)
A totally ignorant person—unknowledgeable, uneducated, or uninformed; a fool.
Synonyms
* See also
Etymology 2
Directly from (etyl) .
Noun
(
ignoramuses)
(legal, dated) A grand jury's ruling on an indictment when the evidence is determined to be insufficient to send the case to trial.
English eponyms
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