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Synonyms

ignoramus

American  
[ig-nuh-rey-muhs, -ram-uhs] / ˌɪg nəˈreɪ məs, -ˈræm əs /

noun

plural

ignoramuses
  1. an extremely ignorant person.

    Synonyms:
    simpleton, know-nothing, dunce, fool

ignoramus British  
/ ˌɪɡnəˈreɪməs /

noun

  1. an ignorant person; fool

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of ignoramus

1570–80; < Latin ignōrāmus we ignore (1st person plural present indicative of ignōrāre to be ignorant of, ignore ); hence name of an ignorant lawyer in the play Ignoramus (1615) by the English playwright G. Ruggle, whence current sense

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

She asked whether Disney Chief Executive Bob Iger was an “ignoramus” after he said actors’ demands were not realistic.

From Los Angeles Times

That said, McGregor’s presidential campaign is likely to end before it begins, not because he’s an ignoramus and a liar and a misogynist — we now understand those are not impediments — but for baked-in structural reasons.

From Salon

But I really prefer the term "ignoramus" because ignoramus literally means somebody who doesn't know things.

From Salon

And so you get blowhards and sycophants, egoists and ignoramuses mixed in among those just striving to be dedicated public servants.

From Washington Post

Two screaming ignoramuses make news in a way 20,000 decent people rarely will, so of course the screaming ignorami are disproportionately represented on your mental screen.

From Washington Post