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know–nothing

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noun know–noth·ing \ˈnō-ˌnə-thiŋ\

Simple Definition of know–nothing

  • : a person who lacks intelligence or knowledge : a stupid or ignorant person

Source: Merriam-Webster's Learner's Dictionary

Full Definition of know–nothing

  1. 1 a :  ignoramus b :  agnostic

  2. 2 capitalized K&N :  a member of a 19th century secret American political organization hostile to the political influence of recent immigrants and Roman Catholics

know–nothing

adjective

1827

First Known Use of know–nothing

1827


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