Meaning

1 senses
  1. (US, historical)A member of a secret antiforeigner political organization in the nineteenth-century United States.

Origin

Party members claimed to know nothing about the party when questioned.

Party members claimed to know nothing about the party when questioned.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: Know-Nothings
SingularKnow-Nothing
PluralKnow-Nothings

regular

See also

neighbours in the dictionary
Know-Nothing — meaning, examples, forms, synonyms | Krumeto